"The JIRA server was contacted but has returned an error response" when searching for issues and using any high-byte character in any text field
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Symptoms
When searching for issues, if you enter any high-byte characters into a text field, the following error message shows up, similar to below:
Cause
This is caused by a Microsoft IIS reverse proxy with the ISA Server setting "Block high-bit characters" enabled.
Resolution
Follow the steps at the Microsoft KB here
Last modified on Feb 26, 2016
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