A fatal error occurred while processing the request. The server responded with: FOProcessor cannot run without a valid TMP directory. Please check if TMP directory exist and write enabled.

When attempting to export a Dashboard to Excel the following error message in sawlog is found:

A fatal error occurred while processing the request. The server responded with: FOProcessor cannot run without a valid TMP directory. Please check if TMP directory exist and write enabled.
Error Details
Error Codes: AGEGTYVF

To solve this issue, need to enter the valid Temp directory in OPMN.xml file

Path of the config file:

 <FMW_HOME>/instances/instance1/config/OPMN/opmn/opmn.xml  

<environment>
           <variable id="TEMP" value="C:\Users\T_OBIU~1\AppData\Local\Temp\2"/>
           <variable id="TMP" value="C:\Users\T_OBIU~1\AppData\Local\Temp\2"/>

 </environment>