Fix: #6087 Display specific error message for course slug collision (revision) #6168
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What this PR does
(Revision)
Fixes #6087
This PR addresses the issue where a generic "Internal Server Error" message was displayed when a user attempted to change a course slug to one that already existed.
Screenshots
Before:
This is an error occurring not showing proper message only showing Internal Server Error
![Screenshot (69)](https://private-user-images.githubusercontent.com/140616216/408818549-bce73cc6-2ae7-4f71-8cfd-3cf263223b8c.png?jwt=eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpc3MiOiJnaXRodWIuY29tIiwiYXVkIjoicmF3LmdpdGh1YnVzZXJjb250ZW50LmNvbSIsImtleSI6ImtleTUiLCJleHAiOjE3MzkwMjg5NjcsIm5iZiI6MTczOTAyODY2NywicGF0aCI6Ii8xNDA2MTYyMTYvNDA4ODE4NTQ5LWJjZTczY2M2LTJhZTctNGY3MS04Y2ZkLTNjZjI2MzIyM2I4Yy5wbmc_WC1BbXotQWxnb3JpdGhtPUFXUzQtSE1BQy1TSEEyNTYmWC1BbXotQ3JlZGVudGlhbD1BS0lBVkNPRFlMU0E1M1BRSzRaQSUyRjIwMjUwMjA4JTJGdXMtZWFzdC0xJTJGczMlMkZhd3M0X3JlcXVlc3QmWC1BbXotRGF0ZT0yMDI1MDIwOFQxNTMxMDdaJlgtQW16LUV4cGlyZXM9MzAwJlgtQW16LVNpZ25hdHVyZT1mYjRlODViOWQ1NDczMWNhNzZjYmVmMTQ1NTQ2ZjBlZjM5MGQ5NDA0NjRhMWY0YzI1ZGNjMWZjNDU0NTJhZjYwJlgtQW16LVNpZ25lZEhlYWRlcnM9aG9zdCJ9.R38xzXIUwAfPkyt2HJ31QcuGd2oRZm4kst9svFvBrmA)
Course titles can be identical for different organizations or institutions, but must be unique within the same organization or institution. This is because course titles are used to dynamically generate URLs (slugs), and duplicate titles within the same organization would create URL conflicts.
![Screenshot (70)](https://private-user-images.githubusercontent.com/140616216/408818551-a1eb8891-9b64-4256-9fa2-6c0856601e97.png?jwt=eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpc3MiOiJnaXRodWIuY29tIiwiYXVkIjoicmF3LmdpdGh1YnVzZXJjb250ZW50LmNvbSIsImtleSI6ImtleTUiLCJleHAiOjE3MzkwMjg5NjcsIm5iZiI6MTczOTAyODY2NywicGF0aCI6Ii8xNDA2MTYyMTYvNDA4ODE4NTUxLWExZWI4ODkxLTliNjQtNDI1Ni05ZmEyLTZjMDg1NjYwMWU5Ny5wbmc_WC1BbXotQWxnb3JpdGhtPUFXUzQtSE1BQy1TSEEyNTYmWC1BbXotQ3JlZGVudGlhbD1BS0lBVkNPRFlMU0E1M1BRSzRaQSUyRjIwMjUwMjA4JTJGdXMtZWFzdC0xJTJGczMlMkZhd3M0X3JlcXVlc3QmWC1BbXotRGF0ZT0yMDI1MDIwOFQxNTMxMDdaJlgtQW16LUV4cGlyZXM9MzAwJlgtQW16LVNpZ25hdHVyZT0xMDg3YTliNmRkNDgxZWI4NzVkMzYzMzYyMWY0ZjYwOWVjNGRlMDkwNjhiYjRiY2U1Yzc0YjhhNTY5MzlhNjZlJlgtQW16LVNpZ25lZEhlYWRlcnM9aG9zdCJ9.aP00603yrhe92_gd4UHMSqPSwugR61gEa5c6rTaPwyQ)
look: below
After:
Showing proper message
![Screenshot (75)](https://private-user-images.githubusercontent.com/140616216/411110440-87c11857-3e42-4a07-b6f7-6999bdf1a874.png?jwt=eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpc3MiOiJnaXRodWIuY29tIiwiYXVkIjoicmF3LmdpdGh1YnVzZXJjb250ZW50LmNvbSIsImtleSI6ImtleTUiLCJleHAiOjE3MzkwMjg5NjcsIm5iZiI6MTczOTAyODY2NywicGF0aCI6Ii8xNDA2MTYyMTYvNDExMTEwNDQwLTg3YzExODU3LTNlNDItNGEwNy1iNmY3LTY5OTliZGYxYTg3NC5wbmc_WC1BbXotQWxnb3JpdGhtPUFXUzQtSE1BQy1TSEEyNTYmWC1BbXotQ3JlZGVudGlhbD1BS0lBVkNPRFlMU0E1M1BRSzRaQSUyRjIwMjUwMjA4JTJGdXMtZWFzdC0xJTJGczMlMkZhd3M0X3JlcXVlc3QmWC1BbXotRGF0ZT0yMDI1MDIwOFQxNTMxMDdaJlgtQW16LUV4cGlyZXM9MzAwJlgtQW16LVNpZ25hdHVyZT1kNjIzZDYzOWVjZjM3OWExOTg2ZjJlNDNmZjY4ZmY2NmJhOTVjM2U5YjY0M2FjZjczZjlkYjJjNDczMjJmNWU0JlgtQW16LVNpZ25lZEhlYWRlcnM9aG9zdCJ9.zq2YAIarqrL_XWR-xYAg6AXvN9fv2Gmc0Qe3GFsEWno)
![Screenshot (76)](https://private-user-images.githubusercontent.com/140616216/411110448-1a519fdd-ff88-4db3-85b5-a0c84cb45a0a.png?jwt=eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpc3MiOiJnaXRodWIuY29tIiwiYXVkIjoicmF3LmdpdGh1YnVzZXJjb250ZW50LmNvbSIsImtleSI6ImtleTUiLCJleHAiOjE3MzkwMjg5NjcsIm5iZiI6MTczOTAyODY2NywicGF0aCI6Ii8xNDA2MTYyMTYvNDExMTEwNDQ4LTFhNTE5ZmRkLWZmODgtNGRiMy04NWI1LWEwYzg0Y2I0NWEwYS5wbmc_WC1BbXotQWxnb3JpdGhtPUFXUzQtSE1BQy1TSEEyNTYmWC1BbXotQ3JlZGVudGlhbD1BS0lBVkNPRFlMU0E1M1BRSzRaQSUyRjIwMjUwMjA4JTJGdXMtZWFzdC0xJTJGczMlMkZhd3M0X3JlcXVlc3QmWC1BbXotRGF0ZT0yMDI1MDIwOFQxNTMxMDdaJlgtQW16LUV4cGlyZXM9MzAwJlgtQW16LVNpZ25hdHVyZT02MDcwYzczYjRjOWMwNTU1N2Q5ZWNlZDE5ZGVkZjUyMjk1NTczNTNmMmI2YTlkMGZlMWQ3MTlkMmZlMDY2MDA3JlgtQW16LVNpZ25lZEhlYWRlcnM9aG9zdCJ9.PgIgljE64NEmqHa1a6ZjOPI6Zx3kQLjRbrzSzVCmm0g)
Updated