[TYPO3] kickstarter file is corrupted

[Miguel Angel Calleja Lázaro]

Hi list, i was making my extension in kickstarsters, how can i solve 
this error? Thanks for your help
Error: File "/home/host/public_html/palote/typo3conf/ext/prensa/0" MD5 
was different from the original files MD5 - so the file is corrupted!
Error: File "/home/host/public_html/palote/typo3conf/ext/prensa/1" MD5 
was different from the original files MD5 - so the file is corrupted!
Error: File "/home/host/public_html/palote/typo3conf/ext/prensa/2" MD5 
was different from the original files MD5 - so the file is corrupted!
Error: File "/home/host/public_html/palote/typo3conf/ext/prensa/3" MD5 
was different from the original files MD5 - so the file is corrupted!
Error: File "/home/host/public_html/palote/typo3conf/ext/prensa/4" MD5 
was different from the original files MD5 - so the file is corrupted!