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via hadoop-pig-user by Sean Timm, 1 year ago
java.io.IOException: One schema is null [One schema is null]	at org.apache.pig.impl.logicalLayer.schema.Schema.mergeSchema(Schema.java:1245)	at org.apache.pig.impl.logicalLayer.schema.Schema.mergeSchema(Schema.java:1305)	at org.apache.pig.impl.logicalLayer.schema.Schema.mergeSchema(Schema.java:1305)	at org.apache.pig.impl.logicalLayer.schema.Schema.mergeSchema(Schema.java:1305)	at org.apache.pig.impl.logicalLayer.schema.Schema.mergeSchema(Schema.java:1305)	at org.apache.pig.data.DataType.determineFieldSchema(DataType.java:793)	at org.apache.pig.builtin.BinStorage.determineSchema(BinStorage.java:229)	at org.apache.pig.impl.logicalLayer.LOLoad.getSchema(LOLoad.java:136)	at org.apache.pig.impl.logicalLayer.parser.QueryParser.Parse(QueryParser.java:584)	at org.apache.pig.impl.logicalLayer.LogicalPlanBuilder.parse(LogicalPlanBuilder.java:60)	at org.apache.pig.PigServer.parseQuery(PigServer.java:295)	at org.apache.pig.PigServer.registerQuery(PigServer.java:263)	at org.apache.pig.tools.grunt.GruntParser.processPig(GruntParser.java:439)	at org.apache.pig.tools.pigscript.parser.PigScriptParser.parse(PigScriptParser.java:249)	at org.apache.pig.tools.grunt.GruntParser.parseContOnError(GruntParser.java:94)	at org.apache.pig.tools.grunt.Grunt.run(Grunt.java:58)	at org.apache.pig.Main.main(Main.java:282)