How To Fix System.Web.Extensions.Design.ni.dll Not Found Errors [SOLVED]
Commonly, corrupt or missing System.Web.Extensions.Design.ni.dll files cause these DLL errors related to Windows 7 Professional SP1 32-bit. As a first troubleshootiong step, most PC professionals will attempt to replace the applicable version of the DLL file. Also, maintaining a clean and optimized Windows registry can help in preventing invalid DLL file path references, so we highly recommend running a registry scan on a regular basis.
System Files that are the Dynamic Link Library format typically carry the DLL file suffix. Download a new and clean version of System.Web.Extensions.Design.ni.dll for %%os%% in the list of files below. Other Windows versions are also available (if needed). Rare or very old versions of System.Web.Extensions.Design.ni.dll may not be in our current file directory, but you can request a version by clicking "Request" next to your target file version. In the rare scenario that you cannot find your file version below, we recommend contacting Microsoft for more help.
If you've successfully replaced the file in the right location, your issues with System.Web.Extensions.Design.ni.dll should be resolved. We recommend running a quick test to confirm that's the case. Test the outcome of the file replacement by loading Windows 7 Professional SP1 32-bit to see if the error still appears as it did before.
"Windows 7 Professional SP1 32-bit cannot start, System.Web.Extensions.Design.ni.dll is missing. Please re-install Windows 7 Professional SP1 32-bit."
"Windows 7 Professional SP1 32-bit failed to start because System.Web.Extensions.Design.ni.dll not found. Re-installing Windows 7 Professional SP1 32-bit may fix it."
These DLL error messages can appear during program installation, while a System.Web.Extensions.Design.ni.dll-related software program (eg. Windows 7 Professional SP1 32-bit) is running, during Windows startup or shutdown, or even during the installation of the Windows operating system. It's important to note when System.Web.Extensions.Design.ni.dll issues happen, as it helps troubleshoot Windows 7 Professional SP1 32-bit problems (and report to Microsoft).
Creators of System.Web.Extensions.Design.ni.dll Difficulties
Typically, System.Web.Extensions.Design.ni.dll problems attribute to a corrupt / missing System.Web.Extensions.Design.ni.dll. Commonly, Windows 7 Professional SP1 32-bit problems happen due to System.Web.Extensions.Design.ni.dll being an externally-sourced file.
Corruption of System.Web.Extensions.Design.ni.dll happens during unexpected shutdowns, viruses, or other Windows 7 Professional SP1 32-bit-related issues. After corruption, System.Web.Extensions.Design.ni.dll cannot load, prompting Windows 7 Professional SP1 32-bit problems on running.
Another possibility of Windows 7 Professional SP1 32-bit and System.Web.Extensions.Design.ni.dll problems is due to registry disruption. These System.Web.Extensions.Design.ni.dll registry problems are due to broken Windows 7 Professional SP1 32-bit file references. Leftover Windows 7 Professional SP1 32-bit or System.Web.Extensions.Design.ni.dll registry keys, moved or missing System.Web.Extensions.Design.ni.dll, bad installations or uninstallations, can all break System.Web.Extensions.Design.ni.dll file path references.
Especially, these System.Web.Extensions.Design.ni.dll errors stem from:
Corrupt or invalid System.Web.Extensions.Design.ni.dll registry entry.
System.Web.Extensions.Design.ni.dll file corrupted from malware infection.
Microsoft hardware failure, such as a bad hard drive, which has corrupted the System.Web.Extensions.Design.ni.dll file.
Installation of different program replaced System.Web.Extensions.Design.ni.dll with new (wrong) version.
System.Web.Extensions.Design.ni.dll maliciously (or mistakenly) deleted by different rogue or valid program.
A different program (unrelated to Windows 7 Professional SP1 32-bit) uninstalled System.Web.Extensions.Design.ni.dll by mistake (or maliciously).
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