i can't open my pdf files

[rajub37036779]

Keep getting this message "Adobe Reader could not open 'Application JE Details - Railway Recruitment Board.pdf' because it is either not a supported file type or because the file has been damaged (for example, it was sent as an email attachment and wasn't correctly decoded)" Keep getting this error message! When i view the pdf file from my pc , i can see it clearly.need help.please help me its very important document to me.

[rajub37036779]

if i opened this document its showing like this

[ralphb29301659]

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