I'm getting a whole lot of this on my node running all of the init witnesses
599260ms th_a application.cpp:364 handle_block ] Error when pushing block:
10 assert_exception: Assert Exception
itr != _index.get<block_id>().end():
{}
th_a fork_database.cpp:51 push_block
{"new_block":{"previous":"0001d2f41d0e19149625d60d536830b59d41311e","timestamp":"2015-08-18T16:53:10","witness":"1.6.1439","next_secret_hash":"f94d192447e
29642fd594b22a727c5633b23229e","previous_secret":"76f3d6853731d668c0ca1444c69ee2c4105466a8","transaction_merkle_root":"000000000000000000000000000000000000000
0","extensions":[],"witness_signature":"206adacd5a039ab07d1fd430edb4217c87f0ef29cb85ebe9abf597b264cc961a670c0fd4ddff450fc1bd8b0f1123c147e9bc4af9d4d3738fac8017
8ca543747ef1","transactions":[]}}
th_a db_block.cpp:173 _push_block
599263ms th_a application.cpp:364 handle_block ] Error when pushing block:
10 assert_exception: Assert Exception
itr != _index.get<block_id>().end():
{}
th_a fork_database.cpp:51 push_block
{"new_block":{"previous":"0001d2f5f40d076e7ed6a39cfd843cf6a239f1c9","timestamp":"2015-08-18T16:53:20","witness":"1.6.1439","next_secret_hash":"8c6ed73e105
dfaad5f6334962c4c0438e0990f2b","previous_secret":"57abab205a18e20ecede92a78aaa06565447d370","transaction_merkle_root":"000000000000000000000000000000000000000
0","extensions":[],"witness_signature":"1f3a5728cc46e0e9d418ace7e1647a28c4a8f346a93d513c23934f87c6e367f5fc778c8d9b8b8a3d790a390d9b47ea9a7ec874b604f1809c619a5f
d9dda3fcc70b","transactions":[]}}
th_a db_block.cpp:173 _push_block
599265ms th_a application.cpp:364 handle_block ] Error when pushing block:
10 assert_exception: Assert Exception
itr != _index.get<block_id>().end():
{}
All of it seems to be related to lafonas witness. I can pull logs, or if it would help I can just PM bytemaster with the login credentials of the machine.