Hi All,<div><br></div><div>I found following post in a owncloud forum.()</div><div><br></div><div><div class="postbody" style="margin:0px;padding:0px;line-height:1.48em;color:rgb(51,51,51);width:627.75px;float:left;clear:both;font-family:Verdana,Helvetica,Arial,sans-serif;font-size:10px;background-color:rgb(225,235,242)">
<div class="content" style="margin:0px;padding:0px 0px 1px;min-height:3em;overflow:hidden;line-height:1.4em;font-family:'Lucida Grande','Trebuchet MS',Verdana,Helvetica,Arial,sans-serif;font-size:1.3em">If you're having problems with an app (e.g. it won't activate, or doesn't work properly, or especially if there is some remainder from a previous installation), it is always worth a try to cleanly remove the app and reinstalling it from scratch:<br style="margin:0px;padding:0px">
<br style="margin:0px;padding:0px">To manually remove an app:<br style="margin:0px;padding:0px"><ol style="margin:0px 0px 1em 3em;padding:0px"><li style="margin:0px;padding:0px;list-style-type:inherit">As always before possibly dangerous changes, backup your database and files</li>
<li style="margin:0px;padding:0px;list-style-type:inherit">Go to the database administration tool of your choice, e.g. phpmyadmin for mysql</li><li style="margin:0px;padding:0px;list-style-type:inherit">In the table oc_appconfig, find all entries having the name of the app as appid (e.g. "roundcube" or "gallery")</li>
<li style="margin:0px;padding:0px;list-style-type:inherit">Remove those entries</li><li style="margin:0px;padding:0px;list-style-type:inherit">Find tables created by the extension (e.g. "oc_roundcube" for roundcube app), and drop them</li>
<li style="margin:0px;padding:0px;list-style-type:inherit">In the apps directory, search for the directory with the name of the app</li><li style="margin:0px;padding:0px;list-style-type:inherit">Delete that directory</li>
</ol><br style="margin:0px;padding:0px">To (re)install an app:<br style="margin:0px;padding:0px"><ol style="margin:0px 0px 1em 3em;padding:0px"><li style="margin:0px;padding:0px;list-style-type:inherit">If it's an app which is included in the default owncloud installation, go to the "Apps" configuration section as administrative user; the app will have an entry there, enabling the app will download the files of the app to your installation (so the "apps" directory has to be writable by php for this method to work).</li>
<li style="margin:0px;padding:0px;list-style-type:inherit">If it's a custom app, or you want to install the latest version: Read the INSTALL instructions of the app (usually, extract it to the "apps" subfolder of owncloud, and then go to the "Apps" configuration section as administrative user and enable it</li>
</ol><br style="margin:0px;padding:0px">If you should have any problems with this description, don't hesitate to post them here!</div><div id="sig16580" class="signature" style="margin:1.5em 0px 0px;padding:0.2em 0px 0px;font-size:1.1em;border-top-width:1px;border-top-style:solid;border-top-color:rgb(204,204,204);clear:left;line-height:15px;overflow:hidden;width:627.75px">
OC 4.5.5 on Apache/MySQL</div></div><dl class="postprofile" id="profile16580" style="margin:5px 0px 10px;padding:0px;min-height:80px;color:rgb(102,102,102);border-left-width:1px;border-left-style:solid;border-left-color:rgb(255,255,255);width:181.71665954589844px;float:right;display:inline;font-family:Verdana,Helvetica,Arial,sans-serif;font-size:10px;background-color:rgb(225,235,242)">
<dt style="margin:0px 0px 0px 8px;padding:0px;line-height:1.2em"><a href="http://forum.owncloud.org/memberlist.php?mode=viewprofile&u=1620" style="margin:0px;padding:0px;direction:ltr;color:rgb(16,82,137);text-decoration:initial;font-weight:bold">RandolphCarter</a></dt>
<dd style="margin:0px 0px 0px 8px;padding:0px;line-height:1.2em">OwnCloud professional</dd><dd style="margin:0px 0px 0px 8px;padding:0px;line-height:1.2em"> </dd><dd style="margin:0px 0px 0px 8px;padding:0px;line-height:1.2em">
<strong style="margin:0px;padding:0px;font-weight:normal;color:rgb(0,0,0)">Posts:</strong> 1527</dd><dd style="margin:0px 0px 0px 8px;padding:0px;line-height:1.2em"><strong style="margin:0px;padding:0px;font-weight:normal;color:rgb(0,0,0)">Joined:</strong> Wed May 30, 2012 12:12 pm</dd>
<dd style="margin:0px 0px 0px 8px;padding:0px;line-height:1.2em"><strong style="margin:0px;padding:0px;font-weight:normal;color:rgb(0,0,0)">OwnCloud version:</strong> 4.5.6</dd></dl><div class="back2top" style="margin:0px;padding:0px;clear:both;height:11px;text-align:right;color:rgb(83,100,130);font-family:Verdana,Helvetica,Arial,sans-serif;font-size:10px;background-color:rgb(225,235,242)">
</div><div><div><br></div><div><div style="margin-top:3px;padding-top:2px;font-family:Verdana,Arial,Helvetica,sans-serif">My Question is,</div><div style="margin-top:3px;padding-top:2px;font-family:Verdana,Arial,Helvetica,sans-serif">
<br></div><div style="margin-top:3px;padding-top:2px;font-family:Verdana,Arial,Helvetica,sans-serif"><div class="postbody" style="margin:0px;padding:0px;line-height:1.48em;color:rgb(51,51,51);width:627.75px;float:left;clear:both;font-family:Verdana,Helvetica,Arial,sans-serif;font-size:10px">
<div class="content" style="margin:0px;padding:0px 0px 1px;min-height:3em;overflow:hidden;line-height:1.4em;font-family:'Lucida Grande','Trebuchet MS',Verdana,Helvetica,Arial,sans-serif;font-size:1.3em;color:rgb(0,0,0)">
<span style="background-color:rgb(255,255,255)">I'm developing 'internal messages' (3rd party app) app for owncloud and now I want to re-install it in my computer. for that I deleted all entries in the oc_appconfig table which having the name 'internal messages' and then I dropped the internal messages table from the db.<br style="margin:0px;padding:0px">
Then I deleted the 'internal messages' app folder from the 'apps' folder. Then I copied new 'internal messages' folder again.<br style="margin:0px;padding:0px">Now, I logged as admin and when I click on the 'Apps' (under settings), I get a 'Server Error' message.<br style="margin:0px;padding:0px">
This is the error message.<br style="margin:0px;padding:0px">"The website encountered an error while retrieving <a class="postlink" href="http://localhost/owncloud/settings/apps.php?installed" style="margin:0px;padding:0px;direction:ltr;text-decoration:initial;color:rgb(93,143,189);border-bottom-width:1px;border-bottom-style:solid;border-bottom-color:rgb(93,143,189)">http://localhost/owncloud/settings/apps.php?installed</a>. It may be down for maintenance or configured incorrectly."</span></div>
<div class="content" style="margin:0px;padding:0px 0px 1px;min-height:3em;overflow:hidden;line-height:1.4em;font-family:'Lucida Grande','Trebuchet MS',Verdana,Helvetica,Arial,sans-serif;font-size:1.3em;color:rgb(0,0,0)">
(I improved some features in this app and they were working perfectly)</div><div class="content" style="margin:0px;padding:0px 0px 1px;min-height:3em;overflow:hidden;line-height:1.4em;font-family:'Lucida Grande','Trebuchet MS',Verdana,Helvetica,Arial,sans-serif;font-size:1.3em;color:rgb(0,0,0)">
<span style="background-color:rgb(255,255,255)">Can some one please help me to solve this? Are there more things to do?<br style="margin:0px;padding:0px">Thanks.</span></div></div><dl class="postprofile" id="profile20158" style="margin:5px 0px 10px;padding:0px;min-height:80px;color:rgb(102,102,102);border-left-width:1px;border-left-style:solid;border-left-color:rgb(255,255,255);width:181.71665954589844px;float:right;display:inline;font-family:Verdana,Helvetica,Arial,sans-serif;font-size:10px">
<dt style="margin:0px 0px 0px 8px;padding:0px;line-height:1.2em"><a href="http://forum.owncloud.org/memberlist.php?mode=viewprofile&u=7641" style="margin:0px;padding:0px;direction:ltr;color:rgb(16,82,137);text-decoration:initial;font-weight:bold;background-color:rgb(255,255,255)">basnagoda</a></dt>
<dd style="margin:0px 0px 0px 8px;padding:0px;line-height:1.2em"><span style="background-color:rgb(255,255,255)">Newbie</span></dd><dd style="margin:0px 0px 0px 8px;padding:0px;line-height:1.2em"><span style="background-color:rgb(255,255,255)"> </span></dd>
<dd style="margin:0px 0px 0px 8px;padding:0px;line-height:1.2em"><span style="background-color:rgb(255,255,255)"><strong style="margin:0px;padding:0px;font-weight:normal;color:rgb(0,0,0)">Posts:</strong> 1</span></dd><dd style="margin:0px 0px 0px 8px;padding:0px;line-height:1.2em">
<span style="background-color:rgb(255,255,255)"><strong style="margin:0px;padding:0px;font-weight:normal;color:rgb(0,0,0)">Joined:</strong> Fri Feb 15, 2013 10:56 am</span></dd><dd style="margin:0px 0px 0px 8px;padding:0px;line-height:1.2em">
<span style="background-color:rgb(255,255,255)"><strong style="margin:0px;padding:0px;font-weight:normal;color:rgb(0,0,0)">OwnCloud version:</strong> 4.5.3</span></dd></dl><div class="back2top" style="margin:0px;padding:0px;clear:both;height:11px;text-align:right;color:rgb(83,100,130);font-family:Verdana,Helvetica,Arial,sans-serif;font-size:10px">
</div></div><div style="margin-top:3px;padding-top:2px;font-family:Verdana,Arial,Helvetica,sans-serif"><br></div><div style="margin-top:3px;padding-top:2px"><font face="verdana, sans-serif"><b>Sampath Basnagoda,</b></font></div>
<div style="margin-top:3px;padding-top:2px"><font face="verdana, sans-serif"><b>Undergraduate,</b></font></div><div style="margin-top:3px;padding-top:2px"><font face="verdana, sans-serif"><b>Department of Computer Science and Engineering,</b></font></div>
<div style="margin-top:3px;padding-top:2px"><font face="verdana, sans-serif"><b>University of Moratuwa,</b></font></div><div style="margin-top:3px;padding-top:2px"><font face="verdana, sans-serif"><b>Sri Lanka. </b></font></div>
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