[BUG] : a interesting Bug with ! (exclamation mark) with bsr code

[Dylan2Royle]

Issue encountered

when i was using the bsr code i encountered a interesting bug with bsr code

Expected Behavior

it should give maps or say no map found

Steps to Reproduce

1. Go to Map Tab in any version you have downloaded
2. Click on Add
3. When pop down menu is open
4. Click on Browse Map NOT import Maps
5. Where is say search, Enter bsr code with ! (exclamation mark) (exmple !Bsr 5346e) and press enter
6. you now see a blank screen

Note:
if you don't have the ! (exclamation mark) before the bsr code then the bug isn't reproducible
the bug is only reproducible when the ! (exclamation mark) is before bsr not after

Operating System

Windows 10

Version

BSManager 1.5.6

Additional Context

No response