Issue description-After upgrading AG to 9.4.0.434 admin is not able to upload new theme, getting error“URL have invalid chars
". This is a know limitation on AG OS 9.4.0.434.
Affected release-Only AG OS 9.4.0.434
Solution- Downgrade AG OS to 9.4.0.421 or below. But before downgrade please check release notes of 9.4.0.434 for fixed issues and enhancements.