# Perspective PDF Viewer Failed to load PDF file **URL:** \ **Category:** Ignition\ **Tags:** ignition81, perspective\ **Created:** [January 31, 2023, 8:27pm UTC](https://forum.inductiveautomation.com/t/perspective-pdf-viewer-failed-to-load-pdf-file/69235 "2023-01-31T20:27:06Z")\ **Posts on this page:** 1\ **Showing post:** 2
**Author:** ![pturmel](https://sea1.discourse-cdn.com/inductiveautomation/user_avatar/forum.inductiveautomation.com/pturmel/32/3295_2.png) [@pturmel](https://forum.inductiveautomation.com/u/pturmel)\ **Post date:** [January 31, 2023, 9:54pm UTC](https://forum.inductiveautomation.com/t/perspective-pdf-viewer-failed-to-load-pdf-file/69235/2 "2023-01-31T21:54:29Z")
> [@jlee](#): > > Vision PDF Viewer and that component also could not read the files that were saved from using the File Upload component That suggests the file in the DB was corrupted on upload somehow. Try writing the blob back out to the filesystem and comparing to the original. Also, have you seen this? > [@Automation Professionals' Blob Server Module](https://forum.inductiveautomation.com/t/automation-professionals-blob-server-module/57970): > > Automation Professionals is pleased to announce an alpha release of its new Blob Server Module. Available only for Ignition v8.1, here. The Blob Server Module provides a simple way to deliver images, PDF files, or other binary content from a database to your Perspective clients or other web applications. Without needing the WebDev module. All you need is a Named Query that has appropriate security settings and returns a single row with two columns: Content, and ContentType. Modest documentati… --- _[View the full topic](https://forum.inductiveautomation.com/t/perspective-pdf-viewer-failed-to-load-pdf-file/69235)._