After upgrade cannot download log anymore

[rsp]

Please go through the below topic:

Diagnostic Tool Hangs at 0%

@KTaube @Bungle @chris001 You can set permissions to the Suitecrm folder again and delete folder Diagnostic from cache. sudo chown -R www-data:www-data . sudo chmod -R 755 . sudo chmod -R 775 cache custom modules themes data upload sudo chmod 775 config_override.php 2>/dev/null Also, run Quick Repair and Rebuild once and try. Another solution is as below. I hope this will work.

Also, check out below topics in the forum.

https://community.suitecrm.com/search?q=diagnostic%20tool

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What is your log level set to?

https://support.sugarcrm.com/knowledge_base/troubleshooting/introduction_to_the_diagnostic_tool/