What Causes “The Installation Package Could not be Opened” Error?
After receiving numerous reports from multiple users, we decided to investigate the issue and devised a set of solutions to fix it completely. Also, we looked into the reasons due to which it is triggered and listed them as follows. Now that you have a basic understanding of the nature of the problem, we will move on towards the solutions. Make sure to implement these in the specific order in which they are presented to avoid conflicts.
Solution 1: Launching Service
Since the installer service has been stopped, the installation of any package will be prevented until the service is started again. Therefore, in this step, we will be starting the service. For that:
Solution 2: Signing in as Administrator
If the issue isn’t fixed by launching the service, it may be being caused due to insufficient permissions. Therefore, in this step, we will be signing in to an Administrator account. For that:
Fix: Cannot open your default e-mail folders. The information store could not be…Fix: Your Profile could not be opened correctlyFix: Boot Configuration Data Store Could Not Be OpenedFix: Package Could not Be Registered
