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Be aware that ColdFusion 2018 end-of-life (and end of updates) is coming July 2023
Be aware that ColdFusion 2018 end-of-life (and end of updates) is coming July 2023
Charlie Arehart - Server Troubleshooting
Are you still running ColdFusion 2018? Did you know that end-of-life is July 13, 2023? That's the date that "core" support ends--meaning, no more...
Thrilled to be presenting at Devnexus 2023
Thrilled to be presenting at Devnexus 2023
Charlie Arehart - Server Troubleshooting
I'm thrilled to announce that I've been selected as a speaker at Devnexus 2023, the long-running professional developer conference held in Atlant...
What's new in FusionReactor 9.2.0, released Jan 18 2023
What's new in FusionReactor 9.2.0, released Jan 18 2023
Charlie Arehart - Server Troubleshooting
If you're a user of the wonderful FusionReactor monitoring and observability solution (for ColdFusion, Lucee, Java servers and more), you may del...
Beware that latest Oracle JDK installers will REMOVE older JDK installs of that version
Beware that latest Oracle JDK installers will REMOVE older JDK installs of that version
Charlie Arehart - Server Troubleshooting
Here's something new to beware if you may run the Oracle JDK installer for the recently updated Java 11 or 17, whether on Windows, macOS, or via ...
New updates released for Java 8, 11, 17, and 19 as of Jan 17 2023
New updates released for Java 8, 11, 17, and 19 as of Jan 17 2023
Charlie Arehart - Server Troubleshooting
Here's a heads-up that some will want to hear about: there are new JVM updates released today (Jan 17, 2023) for the current long-term support (L...
Adobe has started to open the prerelease Alpha for ColdFusion 2023 (codename Fortuna)
Adobe has started to open the prerelease Alpha for ColdFusion 2023 (codename Fortuna)
Charlie Arehart - Server Troubleshooting
If you're active in social media you may have heard the news already, but for those who are not, Adobe has started to open the prerelease progra...
Restoring the CF Admin logviewer removed in Oct 2022 CF updates, at your own risk
Restoring the CF Admin logviewer removed in Oct 2022 CF updates, at your own risk
Charlie Arehart - Server Troubleshooting
As of the Oct 2022 CF updates (CF2021 update 5 and CF2018 update 15), Adobe has chosen to remove the CF Admin feature to view, search, download,...
Special offer to upgrade to CF2021 from CF2016 or earlier, saving thousands of dollars
Special offer to upgrade to CF2021 from CF2016 or earlier, saving thousands of dollars
Charlie Arehart - Server Troubleshooting
If you're running CF2016 or earlier, now's your chance (though the end of the year) to save potentially thousands of dollars in upgrading to the latest current version, CF2021. Intergral, the folks who make the FusionReactor monitoring tool and servi... [More] ...
Special offer to upgrade to CF2021 from CF2016 or earlier, saving thousands of dollars
Special offer to upgrade to CF2021 from CF2016 or earlier, saving thousands of dollars
Charlie Arehart - Server Troubleshooting
If you're running CF2016 or earlier, now's your chance (though the end of the year) to save potentially thousands of dollars in upgrading to the ...
How to solve
How to solve "Failed Signature verification", for downloads of ColdFusion updates--since Oct 2022
Charlie Arehart - Server Troubleshooting
If you try to download a CF update using the ColdFusion Administrator AND you get an error, "error occurred while installing the update: Failed S...
New updates released for Java 8, 11, 17, and 19 as of Oct 18 2022
New updates released for Java 8, 11, 17, and 19 as of Oct 18 2022
Charlie Arehart - Server Troubleshooting
Here's a heads-up that some will want to hear about: there are new JVM updates released today (Oct 18, 2022) for the current long-term support (L...
ColdFusion 2021
ColdFusion 2021 "refreshed" installers available (with update 5)...but only in one place for now
Charlie Arehart - Server Troubleshooting
Here's some surprising news: Adobe has released a "refreshed" installer for CF2021, which includes update 5 (which came out last week) built-in. ...
To presenters at the CF Summit, please offer your talk to the online CF Meetup
To presenters at the CF Summit, please offer your talk to the online CF Meetup
Charlie Arehart - Server Troubleshooting
This is a call to all the speakers at last week's great Adobe CF Summit. As those there (and others) may know, Adobe was unable to arrange either...
I'll be presenting at the online CFMeetup, on Adobe's 'new' CFSetup tool, useful for any CF version
I'll be presenting at the online CFMeetup, on Adobe's 'new' CFSetup tool, useful for any CF version
Charlie Arehart - Server Troubleshooting
This topic may (should) interest folks using CF2021 or even OLDER CF versions. Did you know there's a command line tool to help view/manage as we...
FusionReactor 9 has been released, with improvements for Cloud and on-prem users
FusionReactor 9 has been released, with improvements for Cloud and on-prem users
Charlie Arehart - Server Troubleshooting
Great news for FusionReactor users: FR9 has been released. Those using it may have noticed they are getting a notification in the FR UI about the...
I'll be presenting at Adobe CF Summit 2022, and marking some anniversaries
I'll be presenting at Adobe CF Summit 2022, and marking some anniversaries
Charlie Arehart - Server Troubleshooting
I'm delighted to have been selected again to speak at November's Adobe ColdFusion Summit 2022 conference, which is being held in-person again fin...
Presenting tomorrow on comparing CF docker images, at IntotheBox Precon
Presenting tomorrow on comparing CF docker images, at IntotheBox Precon
Charlie Arehart - Server Troubleshooting
Just a heads-up to my readers that I'll be giving a talk tomorrow (Thurs, Sep 1 at noon Eastern) on "Comparing and contrasting Docker images from...
Presenting tomorrow on comparing CF docker images, at IntotheBox Precon
Presenting tomorrow on comparing CF docker images, at IntotheBox Precon
Charlie Arehart - Server Troubleshooting
Just a heads-up to my readers that I'll be giving a talk tomorrow (Thurs, Sep 1 at noon Eastern) on "Comparing and contrasting Docker images from...
New updates released for Java 8, 11, 17, and 18 as of Jul 19 2022
New updates released for Java 8, 11, 17, and 18 as of Jul 19 2022
Charlie Arehart - Server Troubleshooting
Here's a heads-up that some will want to hear about: there are new JVM updates released today (Jul 19, 2022) for the current long-term support (LTS) releases of Oracle Java, 8, 11, and 17, as well as the new interim update 18. (Note that prior to Jav... [More] ...
New updates released for Java 8, 11, 17, and 18 as of Jul 19 2022
New updates released for Java 8, 11, 17, and 18 as of Jul 19 2022
Charlie Arehart - Server Troubleshooting
Here's a heads-up that some will want to hear about: there are new JVM updates released today (Jul 19, 2022) for the current long-term support (L...
My presentation will open CF DevWeek this week: CF, more modern than most realize
My presentation will open CF DevWeek this week: CF, more modern than most realize
Charlie Arehart - Server Troubleshooting
Just thought I'd post a reminder for folks that I am giving the opening session for the 2022 CF Dev Week, running July 18-22. Registration is free, of course. My session will be at 9a 930a Eastern on Monday July 18: [More] ...
My presentation will open CF DevWeek this week: CF, more modern than most realize
My presentation will open CF DevWeek this week: CF, more modern than most realize
Charlie Arehart - Server Troubleshooting
Just thought I'd post a reminder for folks that I am giving the opening session for
Java 10 added a var keyword that is quite different from that in CFML
Java 10 added a var keyword that is quite different from that in CFML
Charlie Arehart - Server Troubleshooting
Did you know that Java 10 (and above) has added use of a "var" keyword in variable declaration? Note that it's quite different from CFML's var keyword. This is NOT something that CF developers NEED to know, and it WILL NOT affect anyone's CFML co... [More] ...
Java 10 added a var keyword that is quite different from that in CFML
Java 10 added a var keyword that is quite different from that in CFML
Charlie Arehart - Server Troubleshooting
Did you know that Java 10 (and above) has added use of a "var" keyword in variable declaration? Note that it's quite different from CFML's var ke...
What's new FusionReactor 8.8.0, just released?
What's new FusionReactor 8.8.0, just released?
Charlie Arehart - Server Troubleshooting
Good news for FusionReactor users: a new version, 8.8.0, has just been released. You can see a list of several bullet points about it in the release notes. Most of the improvements will benefit those using the traditional on-premise version of FR, wh... [More] ...
What's new FusionReactor 8.8.0, just released?
What's new FusionReactor 8.8.0, just released?
Charlie Arehart - Server Troubleshooting
Good news for FusionReactor users: a new version, 8.8.0, has just been released. You can see a list of several bullet points about it in the rele...
Understanding the
Understanding the "cost" of cflock, part 1
Charlie Arehart - Server Troubleshooting
In a post today on his blog, Ben Nadel did an experiment "Looking At The Performance Overhead Of A Read-Only Lock". (He happened to do it in Lucee, but the concept applies equally to CF.) And I wanted to offer some additional thoughts--first plann... [More] ...
Understanding the
Understanding the "cost" of cflock, part 1
Charlie Arehart - Server Troubleshooting
In a post today on his blog, Ben Nadel did an experiment "Looking At The Performance Overhead Of A Read-Only Lock". (He happened to do it in Luce...
New updates released for Java 8, 11, 17, and 18 as of Apr 2022
New updates released for Java 8, 11, 17, and 18 as of Apr 2022
Charlie Arehart - Server Troubleshooting
New JVM updates have been released today (Apr 19, 2022) for the current long-term support (LTS) releases of Oracle Java, 8, 11, and 17, as well a...
Exciting news coming in FusionReactor webinar this Thursday
Exciting news coming in FusionReactor webinar this Thursday
Charlie Arehart - Server Troubleshooting
The FusionReactor folks will offer a webinar this Thurs, Mar 24, at noon US Eastern, "Introducing Distributed tracing and on-prem observability"....
FusionReactor 8.7.7 released, enhances the recent DB and API Time feature
FusionReactor 8.7.7 released, enhances the recent DB and API Time feature
Charlie Arehart - Server Troubleshooting
I had blogged in early November about how FusionReactor 8.7.4 had added at that time a new feature where it lists on request summary pages the DB...
New updates released for Java 8, 11, and 17, as of Jan 2022
New updates released for Java 8, 11, and 17, as of Jan 2022
Charlie Arehart - Server Troubleshooting
New JVM updates have been released last week (Jan 18, 2022) for the current long-term support (LTS) releases of Oracle Java, 8, 11, and 17. (Note...
About the log4jshell pandemic, and what CF folks can do about it
About the log4jshell pandemic, and what CF folks can do about it
Charlie Arehart - Server Troubleshooting
You can find lots of info in the CF and IT worlds about the log4jshell "pandemic", since the news broke late Dec 9. If you have not found those y...
I'll be presenting, "Hidden gems in CF2021, a year later", at Adobe CF Summit 2021
Charlie Arehart - Server Troubleshooting
Just a heads up, for any who may be interested to hear: I will be one of the presenters at the upcoming Adobe ColdFusion Summit 2021 in December,...
FusionReactor 8.7.4 released, now tracks JDBC time and more on request list pages
FusionReactor 8.7.4 released, now tracks JDBC time and more on request list pages
Charlie Arehart - Server Troubleshooting
FusionReactor version 8.7.4 was released recently (Oct 28. 2021), and while the release notes list several improvement (and a few bug fixes), I w...
AWS Lambda support returns in ColdFusion 2021 Update 2...well, kinda
AWS Lambda support returns in ColdFusion 2021 Update 2...well, kinda
Charlie Arehart - Server Troubleshooting
Some folks may have heard or noticed that update 2 of CF2021 has returned "CF AWS Lambda" support. And while I was delighted to hear that news, m...
Return of AWS Lambda support in ColdFusion 2021 Update 2...well, kinda
Return of AWS Lambda support in ColdFusion 2021 Update 2...well, kinda
Charlie Arehart - Server Troubleshooting
Some folks may have heard or noticed that update 2 of CF2021 has returned "CF AWS Lambda" support. And while I was delighted to hear that news, m...
Return of AWS Lambda support in ColdFusion 2021 Update 2...well, kinda
Return of AWS Lambda support in ColdFusion 2021 Update 2...well, kinda
Charlie Arehart - Server Troubleshooting
Some folks may have heard or noticed that update 2 of CF2021 has returned "CF AWS Lambda" support. And while I was delighted to hear that news, m...
New updates released for Java 8 and 11 (and 17), Oct 2021
New updates released for Java 8 and 11 (and 17), Oct 2021
Charlie Arehart - Server Troubleshooting
New JVM updates have been released yesterday (Oct 19, 2021) for the current long-term support (LTS) releases of Oracle Java, 8, 11, and 17. (Note...
New updates released for Java 8 and 11 (and 17), Oct 2021
New updates released for Java 8 and 11 (and 17), Oct 2021
Charlie Arehart - Server Troubleshooting
New JVM updates have been released yesterday (Oct 19, 2021) for the current long-term support (LTS) releases of Oracle Java, 8, 11, and 17. (Note...
Beware of ransomware attacks happening on CF9 and earlier
Beware of ransomware attacks happening on CF9 and earlier
Charlie Arehart - Server Troubleshooting
If you're running CF9 or 8, beware: a recent spate of ransomware attacks have occurred, hitting such old CF servers that were not updated (in way...
Beware of ransomware attacks happening on ColdFusion 9 and earlier
Beware of ransomware attacks happening on ColdFusion 9 and earlier
Charlie Arehart - Server Troubleshooting
If you're running CF9 or 8, beware: a recent spate of ransomware attacks have occurred, hitting such old CF servers that were not updated (in way...
Finding default/initial CF admin config (neo-*.xml) files, now at cfmlrepo.com
Finding default/initial CF admin config (neo-*.xml) files, now at cfmlrepo.com
Charlie Arehart - Server Troubleshooting
Have you ever wished to obtain a copy of one CF's neo-*.xml files (like neo-cron.xml), for the purpose of setting yours back to its defaults? Fol...
FusionReactor 8.7.3 released: some email-related enhancements/fixes
FusionReactor 8.7.3 released: some email-related enhancements/fixes
Charlie Arehart - Server Troubleshooting
FusionReactor users will want to know that an update 8.7.3 had been released, Aug 12 2021. This update addresses in particular a few enhancements...
Lots more to the current CF2021, 2018 prerelease than folks may realize
Lots more to the current CF2021, 2018 prerelease than folks may realize
Charlie Arehart - Server Troubleshooting
Have you checked out the many things coming in the updates for CF2021 and 2018 now in prerelease? Anyone is welcome to join the prerelease, loggi...
Video now posted of my DevWeek talk on
Video now posted of my DevWeek talk on "ColdFusion at 25", more modern than most think
Charlie Arehart - Server Troubleshooting
If you may have missed my talk at the Adobe CF Developer Week 2021 in June 22-24, the session recording is now posted online, via tv.adobe.com. ...
FusionReactor 8.7.2 released
FusionReactor 8.7.2 released
Charlie Arehart - Server Troubleshooting
Just a quick note to report that FusionReactor 8.7.2 has been released, on July 5 2021. You can see the changes (new features/improvements) and b...
Pulling Adobe Docker CF images, for now via Amazon ECR or Bintray, and soon via Dockerhub
Pulling Adobe Docker CF images, for now via Amazon ECR or Bintray, and soon via Dockerhub
Charlie Arehart - Server Troubleshooting
Here's some good news for those interested in using the Adobe CF Docker images: you are NOT required to do the clunky "download/docker load" danc...
My upcoming talk,
My upcoming talk, "ColdFusion at 25: not the kid most have stuck in their minds"
Charlie Arehart - Server Troubleshooting
As you may have heard by now, the Adobe CF Developer Week 2021 will be held June 22-24, and my session (on June 22, at 4p Central in Track 2) wil...
I'll be speaking on the Online CFMeetup this week, on installing CF2021
I'll be speaking on the Online CFMeetup this week, on installing CF2021
Charlie Arehart - Server Troubleshooting
I thought some readers may want to hear that I'll be speaking on the Online CFMeetup this week, specifically "Installing CF2021: choices, challen...
New updates released for Java 8 and 11, April 20 2021
New updates released for Java 8 and 11, April 20 2021
Charlie Arehart - Server Troubleshooting
For those using the Long-term support (LTS) versions of Oracle Java, 8 and 11, please note that there were new updates released last week (Apr 20...
Confirming ColdFusion's Java version via CFML code
Confirming ColdFusion's Java version via CFML code
Charlie Arehart - Server Troubleshooting
Have you ever wished you could confirm with 100% certainty what Java version is in use by the CF instance you are running? Or where the JVM's loc...
As Rakshith moves on, ColdFusion Product Management past and future
As Rakshith moves on, ColdFusion Product Management past and future
Charlie Arehart - Server Troubleshooting
Some of you may heard that late last week Adobe CF Product Manager Rakshith Naresh announced in various online communities that he was stepping d...
Version numbers of libraries underlying ColdFusion 2021
Version numbers of libraries underlying ColdFusion 2021
Charlie Arehart - Server Troubleshooting
Are you wondering what updates have been made (in terms of version numbers) to the libraries underlying CF2021? For instance, what's the version of ehcache? What about Java, Tomcat, Hibernate, Quartz, jQuery, and so on? In this post, I offer ... [More] ...
How to disable the Asus NumberPad, embedded within touchpad on some modern laptops
How to disable the Asus NumberPad, embedded within touchpad on some modern laptops
Charlie Arehart - Server Troubleshooting
Do you have a modern Asus laptop with the NumberPad feature (a virtual numeric keypad embedded within the touchpad)? You may know there's a button to enable/disable it on demand, but do you find find it coming on when you brush that by mistake? Are y... [More] ...
Hotfix released for CF2021 date-mask compatibility issue
Hotfix released for CF2021 date-mask compatibility issue
Charlie Arehart - Server Troubleshooting
Good news to share: if you're concerned about being impacted by a pressing compatibility issue in ColdFusion 2021 (regarding using "D" in a dateformat mask), Adobe released a fix for the problem last week. There are 3 simple steps to implementing tha... [More] ...
Breaking change in CF2021, new date format mask of D may be serious problem for old code
Breaking change in CF2021, new date format mask of D may be serious problem for old code
Charlie Arehart - Server Troubleshooting
Wow. Beware of this subtle breaking change in CF2021, something discovered since its release (was not documented as one of the "new" things, nor was it documented at all in the beta). [Update: the week after I posted this, Adobe posted an optional... [More] ...
Be aware that updates to ColdFusion 2016 will end Feb 2021
Be aware that updates to ColdFusion 2016 will end Feb 2021
Charlie Arehart - Server Troubleshooting
Are you still running ColdFusion 2016? Did you know that its "core" support (meaning, public updates from Adobe) will end in just a couple of months, Feb 21 2021? Same for CFBuilder 2016. The recent release of CF2021 is a great sign for the contin... [More] ...
The many new and improved features in CF2021
The many new and improved features in CF2021
Charlie Arehart - Server Troubleshooting
You may have heard that the newest version of CF has been released, ColdFusion 2021. If you've not yet taken a look at what's new, you may be very surprised to find how much there is: from substantial support for several cloud services, to significan... [More] ...
New updates released for Java 8 and 11, Oct 2020
New updates released for Java 8 and 11, Oct 2020
Charlie Arehart - Server Troubleshooting
For those using the Long-term support (LTS) versions of Oracle Java, 8 and 11, please note that there were new updates released last week (Oct 20), specifically Java 11.0.9 and 8.0_271. For more on each, see the: release notes for java 11.0.9 rel... [More] ...
Come see my webinar at 2p ET today,
Come see my webinar at 2p ET today, "Differences Between CF Enterprise and Standard", via carahsoft
Charlie Arehart - Server Troubleshooting
I'll be presenting my talk, "Differences Between ColdFusion Enterprise and Standard: More than you may think" online today (Oct 21, 2020) at 2pm Eastern. Just thought I'd share a heads-up here about that, which is being offered via Carahsoft's Adobe ... [More] ...
Getting started with
Getting started with "Project Stratus" public beta, aka CF2021
Charlie Arehart - Server Troubleshooting
Did you know that the public beta for CF2020 (or "CF2021", as I think the name will be) is now open, since August 2020? It's formally known by its code-name, "Project Stratus", or as some call it, "CF Next". What matters most is that it's one of t... [More] ...
It's looking like cf2020 will be cf2021, if I'm reading things right
It's looking like cf2020 will be cf2021, if I'm reading things right
Charlie Arehart - Server Troubleshooting
As much as many have been referring to the new release (known for now as "Project Stratus") as "CF2020", it's looking like it may be instead "CF2021", if I'm reading the tea leaves right. And maybe it's only the name, not the actual release year. Let... [More] ...
Come see my online talk,
Come see my online talk, "Migrating or Comparing CF Admin Settings", at noon ET on Aug 13
Charlie Arehart - Server Troubleshooting
Just thought I'd share a heads-up here on the blog that I'll be the speaker for the Online ColdFusion Meetup this week, Aug 13, at noon ET, presenting a new talk: Migrating or Comparing CF Admin Settings, between instances, versions, and engines ... ...
Why should one be careful about securing ColdFusion ARchive (CAR) files?
Why should one be careful about securing ColdFusion ARchive (CAR) files?
Charlie Arehart - Server Troubleshooting
You may hear (starting today) about a new admonition (a "strong recommendation") from Adobe that one should be careful to "delete CAR files once they are used". What's that about? And why is it a concern? (And is it ever NOT a concern?) Indeed why is... [More] ...
How can I keep CF Admin settings in sync between multiple servers or instances?
How can I keep CF Admin settings in sync between multiple servers or instances?
Charlie Arehart - Server Troubleshooting
This question was asked today on the Adobe CF forums. The person had CF instances on multiple servers and lamented having to login to each CF admin to make changes that would apply equally to all instances, in particular creating or changing datasour... [More] ...
How and why your sites may break, and what to do, after applying March 2020 update to CF2018 or 2016
How and why your sites may break, and what to do, after applying March 2020 update to CF2018 or 2016
Charlie Arehart - Server Troubleshooting
This is a critical warning to anyone who may apply the recent CF2018 Update 8 or CF2016 Update 14, released Tuesday of this week. To be clear, I do not mean with this warning to suggest that you should NOT apply the update! It implements an importan... [More] ...
Did you know that CF2018 imports environment vars into the Server scope?
Did you know that CF2018 imports environment vars into the Server scope?
Charlie Arehart - Server Troubleshooting
This is a hidden gem that I never saw documented anywhere: CF2018 now imports environment variables into the CF "server" scope, specifically: server.system.environment and java system properties into: server.system.properties (Thanks to S... ...



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