Returning error msg when user tries to decompress unsupported file compression extension rather than getting stuck with a lock file. #508

Merged
merged 2 commits into from Mar 4, 2014
Commits on Mar 4, 2014
  1. Returning error msg when user tries to decompress unsupported file co…

    jaredbischof committed Mar 4, 2014
    …mpression extension rather than getting stuck with a lock file.