[SEVERE] [forgebackup] Failed to create a new compression handler of type: monoxide.forgebackup.compression.TarGzCompressionHandler

[Former user]

[SEVERE] [forgebackup] Failed to create a new compression handler of type: monoxide.forgebackup.compression.TarGzCompressionHandler java.lang.NoClassDefFoundError: org/apache/commons/compress/archivers/ArchiveException at java.lang.Class.getDeclaredConstructors0(Native Method) at java.lang.Class.privateGetDeclaredConstructors(Class.java:2483) at java.lang.Class.getConstructor0(Class.java:2793) at java.lang.Class.getConstructor(Class.java:1708) at monoxide.forgebackup.compression.CompressionType.getCompressionHandler(CompressionType.java:32) at monoxide.forgebackup.configuration.BackupConfiguration.getArchiveBackupSettings(BackupConfiguration.java:235) at monoxide.forgebackup.backup.BackupTask.processArchiveBackups(BackupTask.java:29) at monoxide.forgebackup.backup.ArchiveBackupTask.run(ArchiveBackupTask.java:16) at java.util.TimerThread.mainLoop(Timer.java:555) at java.util.TimerThread.run(Timer.java:505) Caused by: java.lang.ClassNotFoundException: org.apache.commons.compress.archivers.ArchiveException at cpw.mods.fml.relauncher.RelaunchClassLoader.findClass(RelaunchClassLoader.java:139) at java.lang.ClassLoader.loadClass(ClassLoader.java:424) at java.lang.ClassLoader.loadClass(ClassLoader.java:357) ... 10 more 2013-11-03 00:02:37 [INFO] [STDERR] Exception in thread "Timer-1" java.lang.NullPointerException 2013-11-03 00:02:37 [INFO] [STDERR] at monoxide.forgebackup.backup.BackupSettings.getBackupFileName(BackupSettings.java:108) 2013-11-03 00:02:37 [INFO] [STDERR] at monoxide.forgebackup.backup.BackupSettings.getBackupFile(BackupSettings.java:112) 2013-11-03 00:02:37 [INFO] [STDERR] at monoxide.forgebackup.backup.BackupTask.processArchiveBackups(BackupTask.java:30) 2013-11-03 00:02:37 [INFO] [STDERR] at monoxide.forgebackup.backup.ArchiveBackupTask.run(ArchiveBackupTask.java:16) 2013-11-03 00:02:37 [INFO] [STDERR] at java.util.TimerThread.mainLoop(Timer.java:555) 2013-11-03 00:02:37 [INFO] [STDERR] at java.util.TimerThread.run(Timer.java:505)