Java.io.IOException: Unable to delete file: D: Folder file.log I check the writable state of the file before fireing the delete method with the File.canWrite() method. It returns true for both the file and the parent dir. Block A Single Program From Accessing The Internet Windows 7. I was trying to move file using move file method.but getting this error 'java.io.IOException: Failed to delete original file' this. Out.println('unable to. Bolt Length Calculator. Solved java.io.IOException: Unable to delete file: Discussion in 'Plugin Development' started by Axanite, Sep 10, 2013.

I am calling a C++ Method via JNI which creates two files. A text log file and a pdf file in a given directory. I want to delete these files (if they exist) before executing the JNI method. I am using Apache commons.io (FileUtils.forceDelete(File file)) for that. When I execute I get an IOException: java.io.IOException: Unable to delete file: D: Folder file.log I check the writable state of the file before fireing the delete method with the File.canWrite() method.