[sync] EAS "unmatched end tag"

[lst_hoe02 at kwsoft.de]

Hello,

today we noticed a problem with a EAS (Samsung Device)

2014-11-07T14:06:28+01:00 INFO: [3469] Sleeping for 29 seconds.
2014-11-07T14:06:50+01:00 INFO: [3673]  
Horde_Core_ActiveSync_Driver::authenticate() attempt for xxx
2014-11-07T14:06:50+01:00 INFO: [3673] SYNC request received for user xxx
2014-11-07T14:06:50+01:00 INFO: [3673] Device entry exists for  
SEC198748EC975FF, updating userAgent and version.
2014-11-07T14:06:50+01:00 INFO: [3673] Request being handled for  
device: SEC198748EC975FF, Supporting protocol version: 14.1, Using  
Horde_ActiveSync v2.20.0
2014-11-07T14:06:50+01:00 INFO: [3673] GET VARIABLES: Array
(
     [Cmd] => Sync
     [User] => xxx
     [DeviceId] => SEC198748EC975FF
     [DeviceType] => SAMSUNGGTI8190N
)

2014-11-07T14:06:50+01:00 INFO: [3673] Handling SYNC command.
2014-11-07T14:06:50+01:00 INFO: [3673] Checking policykey for device:  
SEC198748EC975FF user: xxx
2014-11-07T14:06:50+01:00 INFO: [3673] Policykey: 0 verified.
2014-11-07T14:06:50+01:00 DEBUG: [3673] I  <Synchronize>
2014-11-07T14:06:50+01:00 DEBUG: [3673] I   <Folders>
2014-11-07T14:06:50+01:00 DEBUG: [3673] I    <Folder>
2014-11-07T14:06:50+01:00 DEBUG: [3673] I     <SyncKey>
2014-11-07T14:06:50+01:00 DEBUG: [3673] I       0
2014-11-07T14:06:50+01:00 DEBUG: [3673] I     </SyncKey>
2014-11-07T14:06:50+01:00 DEBUG: [3673] I     <FolderId>
2014-11-07T14:06:50+01:00 DEBUG: [3673] I       




2014-11-07T14:06:50+01:00 ERR: [3673] Unmatched end tag:
2014-11-07T14:06:50+01:00 ERR:
2014-11-07T14:06:50+01:00 ERR: Protocol error
2014-11-07T14:06:57+01:00 INFO: [3469] SyncCache collections refreshed.
2014-11-07T14:06:57+01:00 INFO: [3469] Refreshing Aaf37e20f from the cache.
2014-11-07T14:06:57+01:00 INFO: [3469] Refreshing Ca12d33c8 from the cache.
2014-11-07T14:06:57+01:00 INFO: [3469] Refreshing T12e4932e from the cache.

and

Nov  7 14:06:40 h2118808 HORDE: Allowed memory size of 134217728 bytes  
exhausted (tried to allocate 31457280 bytes) [pid 3744 on line 348 of  
"/usr/share/php/Horde/ActiveSync/Wbxml/Decoder.php"]
Nov  7 14:06:50 h2118808 HORDE: Returning HTTP 500 while handling Sync  
command. [pid 3673 on line 159 of "/var/www/horde/rpc.php"]
Nov  7 14:06:50 h2118808 HORDE: Error in communicating with ActiveSync  
server: Protocol error [pid 3673 on line 162 of  
"/usr/share/php/Horde/Rpc/ActiveSync.php"]
Nov  7 14:06:50 h2118808 HORDE: #0  
/usr/share/php/Horde/ActiveSync/Request/Sync.php(209):  
Horde_ActiveSync_Request_Sync->_parseSyncFolders()
#1 /usr/share/php/Horde/ActiveSync/Request/Base.php(253):  
Horde_ActiveSync_Request_Sync->_handle()
#2 /usr/share/php/Horde/ActiveSync.php(882):  
Horde_ActiveSync_Request_Base->handle()
#3 /usr/share/php/Horde/Rpc/ActiveSync.php(143):  
Horde_ActiveSync->handleRequest('Sync', 'SEC198748EC975F...')
#4 /var/www/horde/rpc.php(159): Horde_Rpc_ActiveSync->getResponse(NULL)
#5 {main} [pid 3673 on line 162 of "/usr/share/php/Horde/Rpc/ActiveSync.php"]
Nov  7 14:06:50 h2118808 HORDE: Buffer contents:  [pid 3673 on line  
162 of "/usr/share/php/Horde/Rpc/ActiveSync.php"]

So the memeroy limit for PHP is hit which makes me wonder why EAS is  
using that much memory and how to prevent this beside raising the  
limit to insane values?

Thanks

Andreas