Creating a custom field with same name and context as another custom field leads to error in Advanced search

Issue Summary

Creating a duplicate custom field with the same name as another custom field of different type will lead to error in advanced search.

Steps to Reproduce

1. Create a custom field of type Text-multiline and name it as say "TestCustomField"
2. Now add a context to this custom field with issue type and project.
3. Create another custom field of type Select list multiple choice , with same name , say , "Testcustomfield" and add the same context as the previous one.
4. Assign these two custom fields to screens in that project.
5. Now proceed to search for issues in that project in Advanced search.
6. When you choose the custom field "Testcustomfield" ( which is a select list ) and perform the JQL search , it returns an error stating " The operator '=' is not supported by the 'Testcustomfield' field.

Expected Results

It should identify the proper custom field

Actual Results

The search is getting confused with the another custom field with same name which is Text multi line , where it does not support = operator.

Workaround

• Rename one of the custom field
• Perform advanced search using the custom field ID.