CombinedResource.ashx returning 500 Internal Server Error
kbt136729
PRODUCTIssue
CombinedResource.ashx shows a 500 Internal Server Error on the SmartForm Runtime site.Symptoms
This is related to a CSS file/theme issue. When you run F12 Developer Tools from your browser or a Fiddler Trace, you should notice an error similar to the image below:
Troubleshooting Steps
To resolve the issue, kindly apply these steps:
1. Make a backup of the following web.config files prior to editing them:
a. K2 SmartForms runtime web.config file (C:Program Files (x86)K2 BlackpearlK2 SmartForms Runtime)
b. K2 SmartForms desginer web.config file (C:Program Files (x86)K2 blackpearlK2 Smartforms Designer)
2. Under the <appSettings> node there are two keys:
<add key="Forms.PostRenderCombining.Enabled" value="false" />
3. Set both values to 'false'.
4. Save and close the file.
5. Perform an IISRESET to apply the changes made.