[TYPO3] TER errors, Error: The extension MD5 sum could not be fetched from http://ter.mittwald.de/ter/extensions.md5. Possible reasons: network problems, allow_url_fopen is off, curl is not enabled in Install tool.

[Franz Holzinger]

Hello Ries,
> Anybody have seen the above error aswell???
> 
> I had it yesterday and today a client of mine aswell.
> 
Click 'Retrieve/Update' to renew your list of extensions in the EM. Then
try it again.

Greets,

Franz