当这个命令'peer lifecycle chaincode install basic.tar.gz'运行时，它出错了！而且我也不知道为什么，请帮忙，并给出更多细节，谢谢！我用的版本是fabric2.2.1

Error: chaincode install failed with status: 500 - failed to invoke backing implementation of 'InstallChaincode': could not build chaincode: docker build failed: docker image build failed: docker build failed: Error returned from build: 1 "+ INPUT_DIR=/chaincode/input
+ OUTPUT_DIR=/chaincode/output
++ mktemp -d
+ TMP_DIR=/tmp/tmp.ebJHJG
++ find /chaincode/input -name .jar
++ paste -s -d : -
+ JARS=
++ find /chaincode/input -name '*.jar'
++ wc -l
+ NUM_JARS=1
+ for DIR in ${INPUT_DIR} ${INPUT_DIR}/src
+ '[' -f /chaincode/input/build.gradle -o -f /chaincode/input/build.gradle.kts ']'
+ '[' -f /chaincode/input/pom.xml ']'
+ for DIR in ${INPUT_DIR} ${INPUT_DIR}/src
+ '[' -f /chaincode/input/src/build.gradle -o -f /chaincode/input/src/build.gradle.kts ']'
+ buildGradle /chaincode/input/src /chaincode/output
+ echo 'Copying from /chaincode/input/src to /tmp/tmp.ebJHJG'
+ cd /chaincode/input/src
Copying from /chaincode/input/src to /tmp/tmp.ebJHJG
+ tar cf + cd /tmp/tmp.ebJHJG
+ tar xf -
- .
+ cd /tmp/tmp.ebJHJG
+ echo 'Gradle build'
+ '[' -f ./gradlew ']'
+ chmod +x ./gradlew
Gradle build
+ ./gradlew build shadowJar -x test
Downloading https://services.gradle.org/distributions/gradle-6.5.1-bin.zip

Exception in thread "main" java.net.UnknownHostException: services.gradle.org
at java.base/java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:220)
at java.base/java.net.SocksSocketImpl.connect(SocksSocketImpl.java:403)
at java.base/java.net.Socket.connect(Socket.java:591)
at java.base/sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:285)
at java.base/sun.security.ssl.BaseSSLSocketImpl.connect(BaseSSLSocketImpl.java:173)
at java.base/sun.net.NetworkClient.doConnect(NetworkClient.java:182)
at java.base/sun.net.www.http.HttpClient.openServer(HttpClient.java:474)
at java.base/sun.net.www.http.HttpClient.openServer(HttpClient.java:569)
at java.base/sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:265)
at java.base/sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:372)
at java.base/sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:191)
at java.base/sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1187)
at java.base/sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1081)
at java.base/sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:177)
at java.base/sun.net.www.protocol.http.HttpURLConnection.getInputStream0(HttpURLConnection.java:1587)
at java.base/sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:1515)
at java.base/sun.net.www.protocol.https.HttpsURLConnectionImpl.getInputStream(HttpsURLConnectionImpl.java:250)
at org.gradle.wrapper.Download.downloadInternal(Download.java:67)
at org.gradle.wrapper.Download.download(Download.java:52)
at org.gradle.wrapper.Install$1.call(Install.java:62)
at org.gradle.wrapper.Install$1.call(Install.java:48)
at org.gradle.wrapper.ExclusiveFileAccessManager.access(ExclusiveFileAccessManager.java:69)
at org.gradle.wrapper.Install.createDist(Install.java:48)
at org.gradle.wrapper.WrapperExecutor.execute(WrapperExecutor.java:107)
at org.gradle.wrapper.GradleWrapperMain.main(GradleWrapperMain.java:63)
"

当这个命令'peer lifecycle chaincode install basic.tar.gz'运行时，它出错了！而且我也不知道为什么，请帮忙，并给出更多细节，谢谢！我用的版本是fabric2.2.1