Outlook 2003 SP3

I get asked for my passphrase, but the text in the preview window doesn´t get
decrypted. When I then open the mail and click on the decrypt icon, GPGol
decrypts without asking for the passphrase, so this must have been entered
correctly.

debug output:

4964/olflange.cpp:~CGPGExchExt: cleaning up CGPGExchExt object; context=0x7
(ReadNoteMessage)
4964/olflange.cpp:ExchEntryPoint: creating new CGPGExchExt object
4964/olflange.cpp:Install: context=0x7 (ReadNoteMessage) flags=0x0
4964/GPGol: this is gpgol 0.9.92
4964/GPGol: using gpgme 1.1.6-svn1258
4964/GPGol: detected Outlook build version 0xd0625 (13.1573)
4964/GPGol: actual version 0x1030400 (1.3.4.0)
4964/GPGol: virtual version 0x1030400 (1.3.4.0)
4964/olflange.cpp:InstallCommands: context=0x7 (ReadNoteMessage) flags=0x0
4964/olflange.cpp:OnRead: received
4964/show_mapi_property:
PR_CONVERSATION_INDEX=01C8D75ABA4CEC09403258E44A08BBBF2259083220CD000BF18D20000051712000008E04800000473CB000009629E000002E0C6000007692D00000087FB00000E0AA5000005CAE100000177E4000000ECCE0
4964/olflange.cpp:OnReadComplete: received
4964/gpgmsg.cpp:decrypt: enter
4964/gpgmsg.cpp:decrypt: parsed content-type: media=text/plain protocol=[none]
4964/gpgmsg.cpp:loadBody: loaded body 2626 bytes of body at 0E392670
4964/gpgmsg.cpp:gatherAttachmentInfo: message has 0 attachments
4964/gpgmsg.cpp:decrypt: message has 0 attachments with 0 signed and 0 encrypted
4964/passphrase_callback_box: enter (uh=`70EBCD8B825DE730 xxx xxxx
<xxx@xxx.de>',pi=`70EBCD8B825DE730 643D9691C5CEDF54 16 0')
4964/passphrase_callback_box: using keyid 0x643D9691C5CEDF54
4964/passphrase_callback_box: getting passphrase for 0x643D9691C5CEDF54 from
cache: miss
4964/passphrase_callback_box: sending passphrase ...
4964/passphrase_callback_box: leave
4964/gpgmsg.cpp:decrypt: leave (rc=0)

Lars