blocktemplate return no response after submitheader
happens every time right after submitheader invoked. response to the following blocktemplate is always 0 bytes. second call to blocktemplate return valid data on the next call.
here's the log from the pool: 12:55:00: sending >POST /blockchain/submitheader HTTP/1.1 Host: 127.0.0.1:31567 Accept: / Connection: close Content-Type: application/json Content-Length: 213
close Content-Type: application/json Content-Length: 0
< 12:55:00: sending >{"header":"0000000000000002115894292e2b4fd32ef5b4474a79a720986b1c73b0936c228466fdf80000111ef39e565f09ebec70abb14ca4b753d92c6788a7285bf6bbdf797f49a34b1d13e9000001647e67315d1d04170264c5d951c5fd3e61142bf70b0c64cb53"}< 12:55:00: got HTTP/1.1 200 OK Server: Mono-HTTPAPI/1.0 Date: Mon, 09 Jul 2018 09:55:00 GMT Content-Length: 0 Connection: close
12:55:00: ERROR: rpc No Content-Length header! 12:55:13: create job ZP 12:55:13: sending >GET /blockchain/blocktemplate HTTP/1.1 Host: 127.0.0.1:31567 Accept: / Connection: close Content-Type: application/json Content-Length: 0
close Content-Type: application/json Content-Length: 0
< 12:55:13: got 12:55:13: got 12:55:13: ERROR: recv1, 0, 0, 12:55:13: Zen Protocol error getblocktemplate 12:55:13: ZP: create job template failed!
12:55:36: connected to localhost:31567 12:55:36: create job ZP 12:55:36: sending >GET /blockchain/blocktemplate HTTP/1.1 Host: 127.0.0.1:31567 Accept: / Connection: close Content-Type: application/json Content-Length: 0
< 12:55:36: got HTTP/1.1 200 OK Content-Type: application/json Server: Mono-HTTPAPI/1.0 Date: Mon, 09 Jul 2018 09:55:36 GMT Content-Length: 3744 Connection: closezp-blocktemplate.log