Assert on the secondary of a brand new cluster. The user claims to only have typed "use <dbname>" which caused an assert in the secondary. I have attached the full logs for you.

Tue Sep 17 19:36:19.657 [conn10402] authenticate db: local

{ authenticate: 1, nonce: "420a32d3262a1deb", user: "__system", key: "332123ac38f870a9457839370b92c152" }

Tue Sep 17 19:36:27.128 [conn10401] end connection 10.190.206.142:39617 (7 connections now open)
Tue Sep 17 19:36:27.133 [initandlisten] connection accepted from 10.190.206.142:39620 #10403 (8 connections now open)
Tue Sep 17 19:36:27.135 [conn10403] authenticate db: local

{ authenticate: 1, nonce: "1a53ac883fe2352d", user: "__system", key: "31e02825a3634003c304d7266e7a54ed" }

Tue Sep 17 19:36:29.083 [repl prefetch worker] warning database /mongodb_data edspringPROD could not be opened
Tue Sep 17 19:36:29.083 [repl prefetch worker] DBException 13297: db already exists with different case other: [edSpringPROD] me [edspringPROD]
Tue Sep 17 19:36:29.083 [repl writer worker 1] warning database /mongodb_data edspringPROD could not be opened
Tue Sep 17 19:36:29.083 [repl writer worker 1] DBException 13297: db already exists with different case other: [edSpringPROD] me [edspringPROD]
Tue Sep 17 19:36:29.083 [repl writer worker 1] ERROR: writer worker caught exception: db already exists with different case other: [edSpringPROD] me [edspringPROD] on: { ts: Timestamp 1379446589000|1, h: -4967349403741369875, v: 2, op: "c", ns: "edspringPROD.$cmd", o:

{ dropDatabase: 1.0 }

}
Tue Sep 17 19:36:29.083 [repl writer worker 1] Fatal Assertion 16360
0xdc7f71 0xd87cf3 0xc1b29c 0xd95821 0xe10879 0x7f4004897851 0x7f4003c3a11d
/usr/bin/mongod(_ZN5mongo15printStackTraceERSo+0x21) [0xdc7f71]
/usr/bin/mongod(_ZN5mongo13fassertFailedEi+0xa3) [0xd87cf3]
/usr/bin/mongod(_ZN5mongo7replset14multiSyncApplyERKSt6vectorINS_7BSONObjESaIS2_EEPNS0_8SyncTailE+0x12c) [0xc1b29c]
/usr/bin/mongod(_ZN5mongo10threadpool6Worker4loopEv+0x281) [0xd95821]
/usr/bin/mongod() [0xe10879]
/lib64/libpthread.so.0(+0x7851) [0x7f4004897851]
/lib64/libc.so.6(clone+0x6d) [0x7f4003c3a11d]
Tue Sep 17 19:36:29.086 [repl writer worker 1]

***aborting after fassert() failure

Tue Sep 17 19:36:29.087 Got signal: 6 (Aborted).

Tue Sep 17 19:36:29.090 Backtrace:
0xdc7f71 0x6ce459 0x7f4003b84920 0x7f4003b848a5 0x7f4003b86085 0xd87d2e 0xc1b29c 0xd95821 0xe10879 0x7f4004897851 0x7f4003c3a11d
/usr/bin/mongod(_ZN5mongo15printStackTraceERSo+0x21) [0xdc7f71]
/usr/bin/mongod(_ZN5mongo10abruptQuitEi+0x399) [0x6ce459]
/lib64/libc.so.6(+0x32920) [0x7f4003b84920]
/lib64/libc.so.6(gsignal+0x35) [0x7f4003b848a5]
/lib64/libc.so.6(abort+0x175) [0x7f4003b86085]
/usr/bin/mongod(_ZN5mongo13fassertFailedEi+0xde) [0xd87d2e]
/usr/bin/mongod(_ZN5mongo7replset14multiSyncApplyERKSt6vectorINS_7BSONObjESaIS2_EEPNS0_8SyncTailE+0x12c) [0xc1b29c]
/usr/bin/mongod(_ZN5mongo10threadpool6Worker4loopEv+0x281) [0xd95821]
/usr/bin/mongod() [0xe10879]
/lib64/libpthread.so.0(+0x7851) [0x7f4004897851]
/lib64/libc.so.6(clone+0x6d) [0x7f4003c3a11d]