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Type:
Bug
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Resolution: Won't Fix
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Priority:
Blocker
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Component/s: core
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Environment:Jenkins version is 2.263.1-LTS
Java Version - openjdk version "1.8.0_275"
OS - CentOS -8.2
Apache-tomcat-9.0.30
Reverse proxy running in-front of Jenkins.
 Under Manage Jenkins --> Configure Systems section, if i click apply or save button it shows below error on browser(Firefox, Chrome). I cannot Apply (Or) Save any configuration due to below errors.
HTTP Status 403 – Forbidden
Type Status Report
Message No valid crumb was included in the request
Description The server understood the request but refuses to authorize it. Apache Tomcat/9.0.30
 Do i need to add any additional configuration in my tomcat side? Please let me know.
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