NPJPI142_05.dll: download the file and fix the error

32-bit (x86) Java Plug-in Scanned by antivirus

NPJPI142_05.dll is a file of the software Java Plug-in (“Java Plug-in 1.4.2_05 for Netscape Navigator (DLL Helper)”), published by JavaSoft / Sun Microsystems, Inc.. Version offered here: 1, 4, 2, 50, 32-bit.

If this file is missing or damaged, the program that uses it does not start and Windows displays an error message. Two methods can fix the error, below.

Method 1 · quick · about 1 minute

Download only NPJPI142_05.dll

Ideal if only this file is reported missing: you replace a single file, without reinstalling anything.

⇓ Download NPJPI142_05.dll .zip file: the DLL + its instructions · downloaded 2,150 times

Version: 1, 4, 2, 50
Architecture: 32-bit (x86)
Size: 65.65 KB
Publisher: JavaSoft / Sun Microsystems, Inc.

Then:

Extract NPJPI142_05.dll from the zip file and copy it to the folder of the program showing the error (where its .exe file is).
Still getting the error? Copy it to C:\Windows\SysWOW64 (64-bit Windows) or C:\Windows\System32 (32-bit Windows), then restart.

SHA-256: 4f41d91dac4110679c5a19378e690ffc2fc3eefe3134e793afc76667426080b4 · Check on VirusTotal · Product: Java Plug-in

Method 2 · complete · depends on the program

Reinstall the program that shows the error

The program normally provides NPJPI142_05.dll itself, in the exact version it expects. Recommended if several files are missing or if the error comes back.

Settings › Apps › Installed apps: uninstall the program or game concerned.
Reinstall it from its original setup program, then restart your computer.

Error messages related to NPJPI142_05.dll

The program can't start because NPJPI142_05.dll is missing.
Error loading NPJPI142_05.dll. The specified module could not be found.
Failed to load NPJPI142_05.dll

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