path=\'U:\\\\rmarshall\\Work For Staff\\\\ROB\\\\_Downloads Folder\\\\\' file=\'file.pdf\' newFileName=time.strftime(\'%Y-%m-%d_\')+row[1]+time.strftime(\'_%H:%M:%S\
The colon : is not allowed in Windows file names.
:
See Naming Files, Paths, and Namespaces on MSDN
the error is due to the fact that windows doesn not support charcter "" in the names. Your shuld modify this by replacing "\n" with "".