[Nexus One Q&A, Help & Troubleshooting] rmagruder:
Don't know if it will help the gurus here, but this is what I get when I launch Market with my primary account:

D/MobileDataStateTracker( 95): replacing old mInterfaceName (rmnet0) with rmnet0 for dun

D/MobileDataStateTracker( 95): replacing old mInterfaceName (rmnet0) with rmnet0 for hipri

D/MobileDataStateTracker( 95): replacing old mInterfaceName (rmnet0) with rmnet0 for supl

D/MobileDataStateTracker( 95): replacing old mInterfaceName (rmnet0) with rmnet0 for mms

D/MobileDataStateTracker( 95): default Received state= CONNECTED, old= CONNECTED, reason= (unspecified), apnTypeList= *

D/NetworkLocationProvider( 95): onDataConnectionStateChanged 3

D/vending ( 1327): [13] BaseActivity$BaseAction.run(): ApiException:

D/vending ( 1327): com.android.vending.api.ApiException: Error from backend. Request=com.android.vending.model.AssetRequest,

Response=INTERNAL_SERVICE_ERROR

D/vending ( 1327): at com.android.vending.api.RequestDispatcher.readResponses(RequestDispatcher.java:284)

D/vending ( 1327): at com.android.vending.api.RequestDispatcher.performRequestsOverNetwork(RequestDispatcher.java:218)

D/vending ( 1327): at com.android.vending.api.RequestDispatcher.performRequests(RequestDispatcher.java:166)

D/vending ( 1327): at com.android.vending.api.RequestManager.doRequestsOverNetwork(RequestManager.java:233)

D/vending ( 1327): at com.android.vending.api.RequestManager.doRequests(RequestManager.java:219)

D/vending ( 1327): at com.android.vending.BaseActivity$BaseAction.run(BaseActivity.java:1792)

D/vending ( 1327): at com.android.vending.BaseActivity$BaseAction$BackgroundThread$1.run(BaseActivity.java:1873)

D/vending ( 1327): at java.lang.Thread.run(Thread.java:1096)

E/vending ( 1327): [1] InitializeMarketAction$MetadataAndDownloadsAction.abortOnServerError(): Server error in InitializeMark

etAction:

E/vending ( 1327): com.android.vending.api.ApiException: Error from backend. Request=com.android.vending.model.AssetRequest,

Response=INTERNAL_SERVICE_ERROR

E/vending ( 1327): at com.android.vending.api.RequestDispatcher.readResponses(RequestDispatcher.java:284)

E/vending ( 1327): at com.android.vending.api.RequestDispatcher.performRequestsOverNetwork(RequestDispatcher.java:218)

E/vending ( 1327): at com.android.vending.api.RequestDispatcher.performRequests(RequestDispatcher.java:166)

E/vending ( 1327): at com.android.vending.api.RequestManager.doRequestsOverNetwork(RequestManager.java:233)

E/vending ( 1327): at com.android.vending.api.RequestManager.doRequests(RequestManager.java:219)

E/vending ( 1327): at com.android.vending.BaseActivity$BaseAction.run(BaseActivity.java:1792)

E/vending ( 1327): at com.android.vending.BaseActivity$BaseAction$BackgroundThread$1.run(BaseActivity.java:1873)

E/vending ( 1327): at java.lang.Thread.run(Thread.java:1096)

D/dalvikvm( 1327): GC_FOR_MALLOC freed 4879 objects / 335752 bytes in 31ms

D/dalvikvm( 1327): GC_EXTERNAL_ALLOC freed 910 objects / 38864 bytes in 32ms

D/MobileDataStateTracker( 95): replacing old mInterfaceName (rmnet0) with rmnet0 for dun

D/MobileDataStateTracker( 95): replacing old mInterfaceName (rmnet0) with rmnet0 for hipri

D/MobileDataStateTracker( 95): replacing old mInterfaceName (rmnet0) with rmnet0 for supl

D/MobileDataStateTracker( 95): replacing old mInterfaceName (rmnet0) with rmnet0 for mms

D/MobileDataStateTracker( 95): default Received state= CONNECTED, old= CONNECTED, reason= (unspecified), apnTypeList= *

D/NetworkLocationProvider( 95): onDataConnectionStateChanged 3

D/dalvikvm( 1327): GC_EXTERNAL_ALLOC freed 4050 objects / 348384 bytes in 45ms

D/MobileDataStateTracker( 95): replacing old mInterfaceName (rmnet0) with rmnet0 for dun

D/MobileDataStateTracker( 95): replacing old mInterfaceName (rmnet0) with rmnet0 for hipri

D/MobileDataStateTracker( 95): replacing old mInterfaceName (rmnet0) with rmnet0 for supl

D/MobileDataStateTracker( 95): replacing old mInterfaceName (rmnet0) with rmnet0 for mms

D/MobileDataStateTracker( 95): default Received state= CONNECTED, old= CONNECTED, reason= (unspecified), apnTypeList= *

D/NetworkLocationProvider( 95): onDataConnectionStateChanged 3