rippled: Sending XRP fortest report [Amendment blocked, need upgrade] error.

I run rippled locally in testnet mode, when I send XRP for test, it show [Amendment blocked, need upgrade], how to resolve?

sending XRP for test report [Amendment blocked, need upgrade] error

#sign
{  
   "result":{  
      "error":"amendmentBlocked",
      "error_code":14,
      "error_message":"Amendment blocked, need upgrade.",
      "request":{  
         "command":"submit",
         "tx_blob":"120000228000000023000F424024000000012EFFFFFFFF614000000001312D00684000000000000064732103B76940190C2F91AE637A5CC29C97299ABEBC656BA173E776BB400638D53E492474473045022100F190F557DF5CCD83641569C3B16780BE52D62F4846286B37284882FF5A64212502205F79C75C570606F29387E73F80B26EC94F1584C68E65073803F77C23B389AAED8114A08271A625BAB985976A06F51D89BDF8599EF560831464CB713B7159B8FB71E48CB03C201E15885FA713F9EA7C1F687474703A2F2F6578616D706C652E636F6D2F6D656D6F2F67656E657269637D0472656E74E1F1"
      },
      "status":"error"
   }
}
#server_info
{
  "result": {
    "info": {
      "amendment_blocked": true,
      "build_version": "0.90.0-b2",
      "complete_ledgers": "6015234-6022198,6022744-6025498,6026905-6029106,6030549-6031191,6031472-6032443,6033090-6033095,6033339-6033537,6034791-6034950,6034980-6035798,6036466,6036516-6036703,6037478-6037671,6038085-6040415,6042691-6046229,6046413-6053861",
      "hostid": "XRP-DEV",
      "io_latency_ms": 1,
      "last_close": {
        "converge_time_s": 2,
        "proposers": 6
      },
      "load": {
        "job_types": [
          {
            "job_type": "untrustedValidation",
            "per_second": 1
          },
          {
            "in_progress": 1,
            "job_type": "clientCommand"
          },
          {
            "job_type": "trustedValidation",
            "per_second": 1
          },
          {
            "job_type": "writeObjects",
            "per_second": 1
          },
          {
            "job_type": "trustedProposal",
            "per_second": 1
          },
          {
            "job_type": "peerCommand",
            "per_second": 269
          },
          {
            "job_type": "diskAccess",
            "per_second": 1
          },
          {
            "job_type": "WriteNode",
            "per_second": 1
          }
        ],
        "threads": 16
      },
      "load_factor": 1,
      "peers": 10,
      "pubkey_node": "n9Mvv8xpTnbynEhhkFZaUr3QZRvfptXyLhrTMnnQcMBKaxM4ckBh",
      "pubkey_validator": "none",
      "server_state": "tracking",
      "state_accounting": {
        "connected": {
          "duration_us": "109764796359",
          "transitions": 1307
        },
        "disconnected": {
          "duration_us": "1380014",
          "transitions": 1
        },
        "full": {
          "duration_us": "66632506583",
          "transitions": 669
        },
        "syncing": {
          "duration_us": "16021879182",
          "transitions": 934
        },
        "tracking": {
          "duration_us": "47745258233",
          "transitions": 2093
        }
      },
      "uptime": 240166,
      "validated_ledger": {
        "age": 1,
        "base_fee_xrp": 1e-05,
        "hash": "F3A27FF1097504BBEFD94611783AD2A1651EF23C7243BEF16E686B1443D49F91",
        "reserve_base_xrp": 20,
        "reserve_inc_xrp": 5,
        "seq": 6053861
      },
      "validation_quorum": 4,
      "validator_list_expires": "2018-Jan-24 00:00:00"
    },
    "status": "success"
  }
}