Hello same Problem was here.
ZimbraConnectorForOutlook/7.0.1.6307
Running Outlook 2010*32 on Windows 7 amd64
Zimbra 7.0.1 running on Ubuntu 10.04 amd64
now Outlook does not start anymore at all
checking other posts
zmcontrol -v
1x Release 6.0.10_GA_2692.UBUNTU8_64 NETWORK edition.
1x Release 6.0.14_GA_2928.UBUNTU8_64 NETWORK edition
2x Release 7.1.3_GA_3346.UBUNTU10_64 NETWORK edition, Patch 7.1.3_P1
1x Release 8.0.2.GA.5569.UBUNTU12.64 NETWORK edition
2x Release 6.0.10_GA_2692.UBUNTU8_64 FOSS edition
2x Release 7.2.2_GA_2852.UBUNTU10_64 FOSS edition
1x Release 7.1.4_GA_2555.UBUNTU10_64 FOSS
1x Release 8.0.3.GA.5664.UBUNTU12.64 FOSS edition