Did you know that ransomware is the most widespread, destructive malware in the world today? It accounts for 39% of all security breaches, with ransomware gangsters projected to make $11.5B in profits from online extortion by 2019.
The Adobe PDF proprietary file format is recognized as secure and formulated. But these PDF files are also prone to corruption and any external threat like virus attacks, improper storage can hit PDF file integrity.This type of damages can make crucial PDF files inaccessible. Once the files are damaged, errors are thrown when users try to access such malfunctioned files. The section below will discuss about one of such error, its causes and will let you know how to resolve it. The PDF error “The file is damaged and could not be repaired” is discussed in this blog post.
Corruption cases can be different and such corruption can be caused due to distinct reasons depending upon the conditions. The level of corruption can vary from being minor to severe and the error messages are thrown accordingly. In order to resolve the issue, it is necessary to know the probable causes of PDF corruption. Some of the common reasons for the PDF corruption are;
The new updates 10.1.5 and 11.0.01 enhanced the security of PDF files by applying tight parsing of PDF-header. Earlier it was not like this and PDF could be opened if %PDF-header started at any place within initial 1024 bytes of the file. But since new updates have arrived, this product denies opening a small fraction of PDFs which does not start with %PDF header. Thus, follows with an error like "The file is damaged and could not be repaired."
Error Cause: Adobe Reader was unable to open documents which gets damaged. This corruption or damage can be because of any reason; for instance, if it was shared as an email attachment and it could not be downloaded or wrongly decoded.
This error "The File is Damaged and Could Not Be Repaired" can be resolved by using two methods. But, these solution totally depend upon the two situations i.e. what happend to the PDF document and the siatuation. Both of these methods have been explored step-wise in the next section:
You can modify the way PDF is generated or produced if you manage or administrate software that generated PDFs automatically. For this, you must take care of the fact that no irrelevant bytes should appear before %PDF at head of PDF file.
As a consumer or enterprise professional with software access, you can easily perform a remedy. The header validation can be disabled on machines by applying changes in the settings of preferences. Set this preference per user in HKCU or at the machine level for all users. If AVGeneral key is unavailable, it can be created manually. Same method can also be used in Mac OS.
Generic HKLM Path:
The HKLM path is generically:
For instance, you can put the product name as: Adobe Acrobat and version as 11.0 in above path.
The HKCU path is generically:
Remember that in order to match installation, change the product and version number in the preference path accordingly. It will rectify the errors arriving in the PDF files.
If this error message i.e. "The file is damaged and could not be repaired" still shows up, you can take help of an professional third party tool i.e. PDF Recovery software. This utility recovers complete data including images and text & extracts this data in another PDF file. This tool is acquainted with multiple facilities which make this application a powerful way to remove such errors and fetch PDF file data in a hassle-free manner.Some of its important features are mentioned below;
Which methods will be applicable completely depends on the situation of the PDF corruption and resources available. If you are a novice user and hardly know about Adobe Acrobat software, then you can directly take help of third party solution PDF Recovery mentioned above. This software is cable enough to resolve PDF errors like "The File is Damaged and Could Not Be Repaired" without any hassle.
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