我无法在现有频道上实例化新的链码。
每当我实例化chaincode时，它都没有完成该过程，它只是在下面的步骤中停止了；它甚至没有给出任何错误。
2019-01-11 11:38:33.117 UTC [msp] Validate -> DEBU 035 MSP DEFAULT validating identity
2019-01-11 11:38:33.118 UTC [grpc] DialContext -> DEBU 036 parsed scheme: ""
2019-01-11 11:38:33.119 UTC [grpc] DialContext -> DEBU 037 scheme "" not registered, fallback to default scheme
2019-01-11 11:38:33.119 UTC [grpc] watcher -> DEBU 038 ccResolverWrapper: sending new addresses to cc: [{peer:7051 0 <nil>}]
2019-01-11 11:38:33.119 UTC [grpc] switchBalancer -> DEBU 039 ClientConn switching balancer to "pick_first"
2019-01-11 11:38:33.120 UTC [grpc] HandleSubConnStateChange -> DEBU 03a pickfirstBalancer: HandleSubConnStateChange: 0xc00049ecd0, CONNECTING
2019-01-11 11:38:33.122 UTC [grpc] HandleSubConnStateChange -> DEBU 03b pickfirstBalancer: HandleSubConnStateChange: 0xc00049ecd0, READY
2019-01-11 11:38:33.122 UTC [grpc] DialContext -> DEBU 03c parsed scheme: ""
2019-01-11 11:38:33.123 UTC [grpc] DialContext -> DEBU 03d scheme "" not registered, fallback to default scheme
2019-01-11 11:38:33.123 UTC [grpc] watcher -> DEBU 03e ccResolverWrapper: sending new addresses to cc: [{peer:7051 0 <nil>}]
2019-01-11 11:38:33.124 UTC [grpc] switchBalancer -> DEBU 03f ClientConn switching balancer to "pick_first"
2019-01-11 11:38:33.124 UTC [grpc] HandleSubConnStateChange -> DEBU 040 pickfirstBalancer: HandleSubConnStateChange: 0xc0005031d0, CONNECTING
2019-01-11 11:38:33.125 UTC [grpc] HandleSubConnStateChange -> DEBU 041 pickfirstBalancer: HandleSubConnStateChange: 0xc0005031d0, READY
2019-01-11 11:38:33.126 UTC [msp] GetDefaultSigningIdentity -> DEBU 042 Obtaining default signing identity
2019-01-11 11:38:33.127 UTC [msp.identity] Sign -> DEBU 043 Sign: plaintext: 0AC3070A5B08011A0B08B980E2E10510...6967426C6F636B0A076D6172626C6550
2019-01-11 11:38:33.127 UTC [msp.identity] Sign -> DEBU 044 Sign: digest: C15AF406B7792459D13D2577F6E0EDD7399C78D9EA0BE381005FFF38D1A6EC68
这是什么问题？
一个通道上可以实例化多少个链码？
如果只有一个是什么原因？
编辑：
在面料样品中，go中有很多链码
因此，首先我实例化了sacc链码，然后尝试在同一通道上实例化marbles02链码，但是链码名称对于两者均不同。
感谢您的帮助