Invalid unsigned integer value

Started getting this error message today about ‘unsigned integer’. Windows 7 updated and gmail. Any ideas how to fix - ignore?
Thanks, Fred

5:33:25 PM GData
5:33:25 PM invalidParameter
5:33:25 PM start-index
5:33:25 PM Invalid unsigned integer value: ‘-2147483648’.
5:33:25 PM
5:33:25 PM

Hi, can you tell me if you can reproduce this issue or it is purely random?