##master-page:HomepageTemplate
#format wiki
#language en
#rev 2018-10-09 schadavi
#rev 2020-09-02 maegger
= Problem =
You see an almost blank page with the following message when using Roundcube:

{{{
SERVICE CURRENTLY NOT AVAILABLE!
       Error No. [501]
}}}

= Solution =
The Error 501 comes from Roundcube and means, that Roundube has a problem loading the template.
<<BR>><<BR>>
'''To solve this problem you need to clear the browser cache and then try again.'''
<<BR>><<BR>>
Depending on the Browser you are using there are several and different methods to force the browser to read the real content on the server instead of the cached files.
<<BR>><<BR>>
For Mozilla Firefox you could try one of the following examples:

 * Hold down the {{{Shift}}}-key and left-click the Reload button
 * Press {{{Ctrl + F5}}} or press {{{Ctrl + Shift + R}}} (Windows,Linux)
 * Press {{{Command + Shift + R}}} (Mac)
 * Clear the Cache: {{{Firefox > Preferences > Advanced > Network > Cached Web Content: "Clear Now"}}}
 * Remove Cookies: {{{Firefox > Preferences > Privacy > "Use custom settings for history" > Cookies: "Show Cookies"}}}

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[[CategoryMAIL]]