db.DbTransaction getConnection: null java.sql.SQLException: Transient error, please try again. at com.google.appengine.api.rdbms.RdbmsApiProxyClient$ApiProxyBlockingInterface.makeSyncCall(RdbmsApiProxyClient.java:108) at com.google.appengine.api.rdbms.RdbmsApiProxyClient$ApiProxyBlockingInterface.openConnection(RdbmsApiProxyClient.java:71) at com.google.cloud.sql.jdbc.internal.SqlProtoClient.openConnection(SqlProtoClient.java:58) at com.google.cloud.sql.jdbc.Driver.connect(Driver.java:66) at com.google.cloud.sql.jdbc.Driver.connect(Driver.java:26) at java.sql.DriverManager.getConnection(DriverManager.java:620) at java.sql.DriverManager.getConnection(DriverManager.java:222) at db.DbTransaction.getConnection(DbTransaction.java:44)
I have used Servlet wise connection pooling in my application . What's the cause of java.sql.SQLException
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