QL$ File Complications
Typical QL$ Opening Challenges
Microsoft Visual Studio Disappeared
When trying to open your QL$ file, you get the error "Can't Open QL$ File Type". If so, it typically means that you don't have Microsoft Visual Studio installed for %%os%%. Because your operating system doesn't know what to do with this file, you won't be able to open it by double-clicking.
Tip: If you don't have Microsoft Visual Studio installed, and you know of another program to open your QL$ file, you can try opening it by selecting from the programs listed under "Show Apps".
Obsolete Version of Microsoft Visual Studio
It is possible that your version of Microsoft Visual Studio isn't able to open your Microsoft Compressed QLB Data file due to incompatibility. If you do not have the proper version Microsoft Visual Studio (or any of the other programs listed above), you may need to try downloading a different version of it, or one of the other software applications listed above. Most of the time your Microsoft Compressed QLB Data file was created by a newer Microsoft Visual Studio than what you have installed.
Tip: You can sometimes get hints about the right program version by right-clicking on the QL$ file, selecting "Properties", and looking at the version information.
Regardless, most of the QL$ file opening problems relate to not having the right version of Microsoft Visual Studio installed.
Other Causes of QL$ File Opening Problems
In the majority of cases, installing the right version of Microsoft Visual Studio will resolve your issue. If you are still having problems opening QL$ files, there may be other issues that are preventing you from opening these files. Issues that aren't software-related:
- Corrupt Windows Registry file path references for QL$
- Corruption of the QL$ file description inside the Registry
- Incomplete or bad installation of a software application associated with the QL$ format
- Your QL$ file is corrupted (issues with your Microsoft Compressed QLB Data file itself)
- QL$ file integrity has been compromised by malware
- Hardware associated with QL$ has outdated drivers
- Windows cannot load your Microsoft Compressed QLB Data file due to insufficient resources (eg. RAM)
Quiz: What file extension was created by Adobe Corporation in 1992?
That's Correct!
The PDF, or Portable Document Format, was first mentioned by Adobe at the Seybold conference in San Jose in 1991. Version 1.0 wasn't announced until the following year at the COMDEX Fall conference where it was awarded ‘best of Comdex’.
Close, but not quite...
The PDF, or Portable Document Format, was first mentioned by Adobe at the Seybold conference in San Jose in 1991. Version 1.0 wasn't announced until the following year at the COMDEX Fall conference where it was awarded ‘best of Comdex’.