The n5stamper.npp file comes from NPStamper by Nitro PDF. Many people use Adobe to read PDF files. However, the free version of Adobe only allows for reading.  Nitro PDF makes software programs that enable people to create, edit, and to collaborate using PDF files.

Registry Errors
The n5stamper.npp error message ranks as a standard registry error. Computer registries are notorious for registry errors. In fact, registry errors occur so frequently that computer experts recommend regular registry maintenance. Regular cleaning keeps computer running fast and smooth.

Resolution
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