Mdworker: code validation failed in the process of getting signing information
Just discovered a flood of messages in the console:
24.10.12 15:00:40,471 mdworker[95439]: code validation failed in the process of getting signing information; codeRef: 0x7fcde12063b0
24.10.12 15:00:40,471 mdworker[95439]: code validation failed in the process of getting signing information; codeRef: 0x7fcde12063b0
24.10.12 15:02:13,444 mdworker[95445]: code validation failed in the process of getting signing information; codeRef: 0x7faec3901e80
24.10.12 15:02:13,444 mdworker[95445]: code validation failed in the process of getting signing information; codeRef: 0x7faec3901e80
24.10.12 15:06:31,048 mdworker[95461]: code validation failed in the process of getting signing information; codeRef: 0x7ff00cb09760
24.10.12 15:06:31,048 mdworker[95461]: code validation failed in the process of getting signing information; codeRef: 0x7ff00cb09760
24.10.12 15:10:57,839 mdworker[95469]: code validation failed in the process of getting signing information; codeRef: 0x7f90620038f0
24.10.12 15:10:57,840 mdworker[95469]: code validation failed in the process of getting signing information; codeRef: 0x7f90620038f0
24.10.12 15:13:18,098 mdworker[95476]: code validation failed in the process of getting signing information; codeRef: 0x7f86a9007d40
24.10.12 15:13:18,099 mdworker[95476]: code validation failed in the process of getting signing information; codeRef: 0x7f86a9007d40
24.10.12 15:15:22,996 mdworker[95480]: code validation failed in the process of getting signing information; codeRef: 0x7fa63b4188a0
24.10.12 15:15:22,996 mdworker[95480]: code validation failed in the process of getting signing information; codeRef: 0x7fa63b4188a0
24.10.12 15:17:01,130 mdworker[95484]: code validation failed in the process of getting signing information; codeRef: 0x7f8753c0ca70
24.10.12 15:17:01,130 mdworker[95484]: code validation failed in the process of getting signing information; codeRef: 0x7f8753c0ca70
24.10.12 15:18:14,995 mdworker[95491]: code validation failed in the process of getting signing information; codeRef: 0x7fd3a51077f0
24.10.12 15:18:14,995 mdworker[95491]: code validation failed in the process of getting signing information; codeRef: 0x7fd3a51077f0
24.10.12 15:20:59,959 mdworker[95501]: code validation failed in the process of getting signing information; codeRef: 0x7f93da807a30
Googling this message didn't give me any information. Since I have issues (update of OS doesn't work through App-Store) and my "All my files" are slow in Finder. I was trying to find out what these errors meant and how to stop them occuring.
MacBook Pro with Retina display, OS X Mountain Lion (10.8)