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Windows Me - Empty the Windows Media Player cache

November 29, 2013
Updated: December 6, 2021
Quick overview:

Der Windows Media Player (Version 7.0) oder die aktuelle 9.0-Variante (Codename Corona) benutzen einen Zwischenspeicher für die Daten eines Videoclips wie z.B. Länge, Dateiformat, Größe, Auflösung etc. Diese Daten werden in diesem Speicher (Cache, sprich: Käsch) gehalten um den nächsten Zugriff schneller zu gestalten. Der Nachteil dieser Technik wird in folgendem Szenario deutlich: Stellen Sie sich vor, Sie öffnen eine Videodatei die gerade per Dateitauschbörse oder per Downloadmanager heruntergeladen wird um zu kontrollieren, ob Sie mit dem Inhalt zufrieden sind und den Download fortsetzen oder weil Sie vielleicht etwas ungeduldig sind.

The video file is now about 50% (total length 2 hours 10 minutes) and the WMP cache is now loaded with the information of a video clip of size 1 hour and 5 minutes. This means that the next time the finished movie is played, the search bar stops halfway through the movie, making it impossible to navigate the rest. In some cases it is possible that the WMP does not load the file or crashes directly. Of course, you can rename the file, which will cause WMP to treat it as a new movie, or you can clear the WMP cache, which is the cleaner method:

1. Click on Start/Search and type in the search term wmplibrary and search for it on your Windows drive.

2. Delete the results (wmplibrary_v_0_12.db), which is located in the folder C:\Windows\All Users\Application Data\Microsoft\Media Index. For many video enthusiasts, this file is several dozen megabytes in size, which is why you need to clean up the hard disk a little right away.

After restarting the affected video file, it should be able to be played again in full length without any problems.

NOTE FOR NEW PUBLICATION:This article was produced by Sandro Villinger and comes from the Windows Tweaks archive, which has been built up since the late 1990s.

Founded Windows Tweaks as a teenager in 2001, his helpful PC tricks made it Germany's most visited Windows site (at the time Sandro looked like this). He then went on to write for international publications such as PC-Praxis, Computerbild, PCWorld in the USA, IMTEST.de and Hifi.de. Sandro's main job is as Global Product Marketing Lead and Consultant for various global tech companies, including Microsoft, AVG, Avast, Nero, TeamViewer, Swiss IT Security Group and now currently in the fintech sector for Gendigital. But he can't get rid of his passion and shares his tweaks here again. Privately, he enjoys traveling the world and loves Asia, especially Japan, Singapore and Korea, but also natural places like Iceland and the Nordics. You can reach Sandro via e-mail.

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