| EncodingException | This Exception gets invoked if file or comment encoding is incorrect |
| FileNotFoundException | This Exception gets invoked if a file wasn't found |
| FileNotReadableException | This Exception gets invoked if a file wasn't found |
| IncompatibleOptionsException | This Exception gets invoked if options are incompatible |
| OverflowException | This Exception gets invoked if a counter value exceeds storage size |
| StreamNotReadableException | This Exception gets invoked if `fread` fails on a stream. |