KB35878: "Request timed out" error message appears when importing large .csv file to answer prompts in MicroStrategy Web 10.x

Description:

"Request timed out" error message appears when importing large .csv file to answer prompts in Web, and the user may notice the time-out appears after exactly 50 seconds, as shown below:
 

Why is this happening?

The prompt element import timeout defaults to 50 seconds.
 

Solution:

Increase the default timeout to a higher value by following the steps below:

1. Open the file "FrameProcessor.xml" under [WEB_DEPOYMENT_FOLDER]\WEB-INF\xml\blocks. 
2. Locate to the following entry:   
   
    
   

   
   <property name="timeout">50000</property>

   
   
   
   
3. The value is set in milliseconds. Increase the value to allow larger CSV file import.
4. Restart the Web Server for the setting to take effect.