07 November 2014
it is a validation error. The schema provided by income tax department has its own syntax which is duly taken care of by softwares like WINMAN, TAXBASE etc. If WINMAN is not giving any error, it is safe to upload the same.
13 January 2015
Deductee reference number provided by the deductor if available- Column number 413, please mention as "PANNOTAVBL".And also in column number 415 PAN of the deductee please mention as "PANNOTAVBL". Your problem will be solved.