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Sage Cannot Open Activation Key File

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Sage Cannot Open Activation Key File

What is Sage Cannot Open Activation Key File & How to Fix It?

Well, today we are going to discuss about the Sage 50 software. Before we discuss about the Sage error, we should get to know about the amazing software. Now-a-days it has become the most preferable choice for entrepreneurs. It not only manages your accounting department, but is also beneficial for managing manufacturing, HR, accounts and Payroll areas. It is counted as one of the top ranked software in accounting market.  

Well, it is a technical software, and each technology comes with error, so that while using sage there may be chance of occurrence of multiple errors on your system. It would be a hard situation for you, as you may not be able to complete your task due to this error. Error should be fixed with minimum time. For your assistance we are explaining here the cause and resolution of this error.

One of the most important points is that you can contact to our Sage 50 Experts Team any time. Other issue like sage update problems might also occur during the process.

Error Code
Cannot Open Activation Key FileDeveloper:
Sage Group
Error Description

Cannot Open Activation Key File


Sage 50
Insufficient permissions and damaged company file. Applies to:

Symptom Corrupted and missing Active.pvc Possible Solution

Rename certain files in the Datapath

Exact Error Shown While User Facing Sage Cannot Open Activation Key File

Cannot Open Activation Key File

Causes of The Error of Sage Cannot Open Activation Key File

The cause for Sage Cannot Open Key File is that the Pervasive might have gotten damaged or even some files were damaged.

Read more in detail below:

  • Insufficient permissions and damaged company file.
  • Corrupted and missing Active.pvc
  • Insufficient drive space
  • Due to attack of malware and virus on your system.

Solution of The Error of Sage Cannot Open Activation Key File

To fix Sage Cannot open key file error rename certain files in the datapath, shutdown Sage 50 accounting US- Edition.

To know more read below in detail:

1. Solution for Sage 100 ERP

A. First Step:

  • This error occurred due to insufficient network permissions to launch Sage 100 ERP standard.
  • Go to window explorer and type \Mas90\Home\Lib\Keys.
  • Full control or change permissions at the SharePoint.

B. Second Step:

  • With backup copy and try replacing it.
  • Before perform this task rename the file name.

C. Third Step:

  • Sometime this error arises due to restoration from CD-Rom backup. You need to rename the Read only and write attributes from all Sage 100 ERP files.
  • Open a command prompt and go to the \MA S90 folder and write the following command to remove System, Read Only and Hidden.

2. Solution for Sage 100 Premium and Advanced

  • Right selects the Sage 100 ERP Advanced and click on Premium to a folder
  • If you want more information, you can see the Microsoft article.
  • Install Premium and Sage 100 ERP Advanced.
  • A premium shortcut icon in XP Compatibility and Sage 100 ERP Advanced runs on your system.
  • Select the Compatibility tab and click on the run this program in compatibility Mode for check box.
  • You will get dropped down the list and here you need to click on Windows XP and click on show setting for all users.
  • Select apply and click on Ok.
  • Disable User Account Control (UAC) in windows.

Disclaimer : We are a third party agency working on providing authentic support and full fledged services for for accounting software QuickBooks 2018 version. It is one of… Read more