docker ca server is not running

[email protected]:~/Desktop/fabric-samples/startFiles$ docker ps
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
85e9384614f4 hyperledger/fabric-peer "peer node start" 26 minutes ago Up 26 minutes 0.0.0.0:7051->7051/tcp, 0.0.0.0:7053->7053/tcp peer0.org1.example.com
03c347dbcfc9 hyperledger/fabric-orderer "orderer" 26 minutes ago Up 26 minutes 0.0.0.0:7050->7050/tcp orderer.example.com
[email protected]:~/Desktop/fabric-samples/startFiles$ docker ps -a
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
452da48a3c99 hyperledger/fabric-ca "sh -c 'fabric-ca-se…" 14 seconds ago Exited (1) 13 seconds ago ca.example.com
85e9384614f4 hyperledger/fabric-peer "peer node start" 26 minutes ago Up 26 minutes 0.0.0.0:7051->7051/tcp, 0.0.0.0:7053->7053/tcp peer0.org1.example.com
03c347dbcfc9 hyperledger/fabric-orderer "orderer" 26 minutes ago Up 26 minutes 0.0.0.0:7050->7050/tcp orderer.example.com
[email protected]:~/Desktop/fabric-samples/startFiles$ docker logs 452da48a3c99
2020/07/30 04:21:09 [INFO] Created default configuration file at /etc/hyperledger/fabric-ca-server/fabric-ca-server-config.yaml
2020/07/30 04:21:09 [INFO] Starting server in home directory: /etc/hyperledger/fabric-ca-server
2020/07/30 04:21:09 [INFO] Server Version: 1.4.7
2020/07/30 04:21:09 [INFO] Server Levels: &{Identity:2 Affiliation:1 Certificate:1 Credential:1 RAInfo:1 Nonce:1}
Error: Failed to find private key for certificate in '/etc/hyperledger/fabric-ca-server-config/ca.org1.example.com-cert.pem': Could not find matching private key for SKI: Failed getting key for SKI [[95 40 65 165 3 146 143 123 142 37 164 230 89 18 133 8 167 117 94 103 125 47 183 129 244 42 106 87 125 7 44 116]]: Key with SKI 5f2841a503928f7b8e25a4e659128508a7755e677d2fb781f42a6a577d072c74 not found in /etc/hyperledger/fabric-ca-server/msp/keystore
[email protected]:~/Desktop/fabric-samples/startFiles$