ftPlus – Backup/Restore – zip-error occured

When making a backup, this error comes up: Zip warning, check log.

Please advise. I’m not sure if the backup i reliable…

Regards,
Rob

This is what the log looks like:

0000.004 (0) UpdraftPlus WordPress backup plugin (https://updraftplus.com): 1.9.26 WP: 4.0 PHP: 5.6.0 (SunOS localhost 5.10 Generic_142901-13 i86pc) MySQL: Server: Apache/2.2.27 (Unix) safe_mode: 0 max_execution_time: 900 memory_limit: 256M (used: 26.1M | 26.8M) multisite: N mcrypt: Y LANG: ZipArchive::addFile: Y
0000.010 (0) Free space on disk containing Updraft’s temporary directory: Unknown
0000.024 (0) Tasks: Backup files: 1 (schedule: daily) Backup DB: 1 (schedule: daily)
0000.030 (0) Requesting semaphore lock (fd)
0000.034 (0) Set semaphore last lock (fd) time to 2014-10-07 19:44:28
0000.035 (0) Semaphore lock (fd) complete
0000.040 (0) Backup run: resumption=0, nonce=cb3ad0784fdf, begun at=1412711068 (0s ago), job type=backup
0000.043 (0) Scheduling a resumption (1) after 300 seconds (1412711368) in case this run gets aborted
0000.053 (0) Checking if we have a zip executable available
0000.055 (0) Testing: /usr/bin/zip
0000.092 (0) Output: zip warning: binziptest/test.zip not found or empty
0000.110 (0) Output: adding: binziptest/subdir1/ (in=0) (out=0) (stored 0%)
0000.111 (0) Output: adding: binziptest/subdir1/subdir2/ (in=0) (out=0) (stored 0%)
0000.112 (0) Output: adding: binziptest/subdir1/subdir2/test.html (in=127) (out=105) (deflated 17%)
0000.112 (0) Output: total bytes=127, compressed=105 -> 17% savings
0000.142 (0) Output: adding: binziptest/subdir1/subdir2/test2.html (in=134) (out=109) (deflated 19%)
0000.143 (0) Output: total bytes=261, compressed=214 -> 18% savings
0000.283 (0) Working binary zip found: /usr/bin/zip
0000.285 (0) Zip engine: found/will use a binary zip: /usr/bin/zip
0000.287 (0) Creation of backups of directories: beginning
0000.312 (0) Beginning creation of dump of plugins (split every: 500 Mb)