Could not save the document to the repository for the following reason

Hi,

Some of the Scheduled reports are getting failed because of the following Error.

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Could not save the document to the repository for the following reason: [repo_proxy 30] InfoStore::ObjectExport::commit - (Helpers::InfoStore::ObjectExport::commit) File Repository Server error : Failed to put the file to file server: frs://Output/a_242/027/084/5512178/aduu8vtfkntmvyv8lsnntas.wid already exists.(hr=#0x80042a4a)(Error #-2147210678 (WIS 30567)

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i have searched about this but no use no information on the same.

So Pls let me know why this problem will occur and how to resolve this,I am new to this forum if any this is wrong pls let me know

Thanks in advance,