[for 2.5.1] [#2345] added error handling for file size limitation

[Skylsmoi]

#2345

Checkpoints

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If one or more of these checkpoints are out of scope, please write below why they are.

• Code is clear enough
• If there are FIXME in the code, then there are associated issues and issue is referenced in the FIXME
• If there are TODO, NOTE or HACK in code, date and developer initials are present
• Automated tests have been written (covering feature or non regression), or at least an issue has been created for test implementation

[coveralls]

Coverage remained the same at 86.333% when pulling 9cee084 on fix/2345__add_frontend_error_handling_for_file_limit into be8ed68 on develop.

[lebouquetin]

I fixed some typo