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java.lang.IllegalArgumentException: Not a JSON map: null at com.datastax.driver.core.SimpleJSONParser.parseStringMap(SimpleJSONParser.java:77) at com.datastax.driver.core.ColumnMetadata$IndexMetadata.build(ColumnMetadata.java:283) at com.datastax.driver.core.ColumnMetadata$IndexMetadata.access$000(ColumnMetadata.java:113) at com.datastax.driver.core.ColumnMetadata.<init>(ColumnMetadata.java:53) at com.datastax.driver.core.ColumnMetadata.fromRaw(ColumnMetadata.java:57) at com.datastax.driver.core.TableMetadata.build(TableMetadata.java:168) at com.datastax.driver.core.Metadata.buildTableMetadata(Metadata.java:187) at com.datastax.driver.core.Metadata.rebuildSchema(Metadata.java:119) at com.datastax.driver.core.ControlConnection.refreshSchema(ControlConnection.java:363) at com.datastax.driver.core.ControlConnection.tryConnect(ControlConnection.java:271) at com.datastax.driver.core.ControlConnection.reconnectInternal(ControlConnection.java:194) at com.datastax.driver.core.ControlConnection.connect(ControlConnection.java:82) at com.datastax.driver.core.Cluster$Manager.init(Cluster.java:1307) at com.datastax.driver.core.Cluster.init(Cluster.java:159) at com.datastax.driver.core.Cluster.connect(Cluster.java:249)