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Troubleshooting Flow Install

Troubleshooting Flow Install

If there are errors when running a Flow install (new or upgrade version) there are logs written that may provide helpful information.

C:\ProgramData\Microsoft Corporation\Windows Installer - Unicode\logs

Sample Install Log Excerpt

2024-05-20 14:27:26.133 Info: OnBeforeInstall: Bannister Lake - Flow for Chameleon 2024-05-20 14:27:26.135 Info: Check database connection: localhost:3306 root 2024-05-20 14:27:26.298 Info: Database connection valid? True 2024-05-20 14:27:59.406 Info: Commit: 2024-05-20 14:27:59.406 Info: TargetSite is set to: /LM/W3SVC/1 2024-05-20 14:27:59.406 Info: Check binds and site Url Host Name: 2024-05-20 14:27:59.840 Info: Is Http Enabled: True 2024-05-20 14:27:59.841 Info: Is HTTPS Enabled: True 2024-05-20 14:27:59.841 Info: Site Url Host Name: localhost 2024-05-20 14:27:59.841 Info: Read config service file: servicesHttpBoth 2024-05-20 14:27:59.842 Info: Write config service file: in Configurations folder. ... 2024-05-20 14:28:01.647 Info: Check if the preference already exists for `Flow` `Theme` 2024-05-20 14:28:01.648 Info: Database update engine run finished. 2024-05-20 14:28:01.648 Info: Read the update report at: https://localhost/tickit/Uploads/InstallReport.htm

500.19 Error

Alain was getting a server error at KLKN when Flow tried to start after successfully installing - 500.19 error

Module

DynamicCompressionModule

Module

DynamicCompressionModule

Notification

SendResponse

Handler

StaticFile

Error Code

0x8007007e

Requested URL

http://localhost:80/chameleon/Uploads/InstallReport.htm

Physical Path

 

C:\inetpub\wwwroot\chameleon\Uploads\InstallReport.htm

Logon Method

Anonymous

Logon User

Anonymous

Tried setting permissions on the intepub/wwwroot folder to {machinename}\IIS_IUSRS (Read, Execute)

  • that didn't solve the problem

Reviewed the IIS installed components - add Basic Authentication

  • that didn't solve the problem

Solution found here:
Service not accessible when "Enable 32-Bit Applications" set to true
HTTP Error 500.19 on Internet Information Services (IIS) webpages - Internet Information Services

I modified this file as described but that didn't resolve the problem
C:\Windows\System32\inetsrv\Config\applicationHost.config

Finally ran this command and then it started working

C:\Windows\system32\inetsrv\appcmd.exe set config -section:system.webServer/httpCompression /-[name='xpress']

The result was:

This finally resolved the problem!

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