apache pig error in loading

[#1]

I am facing the following error on the cmd:

command:

grunt> A =  LOAD 'C:\data\myfile.txt';

or 

grunt> a = load 'c:\data\myfile.txt' using PigStorage(' ') as (f1:int,f2:int, f3:int);

error:
<line 1, column 14>  Unexpected character 'D'
2020-03-15 20:56:50,153 [main] ERROR org.apache.pig.tools.grunt.Grunt - ERROR 1200: <line 1, column 14>  Unexpected character 'D'
Details at logfile: C:\deploy\logs\pig_1584281243336.log

the error trace is as follows- 

Pig Stack Trace
---------------
ERROR 1200: <line 1, column 14>  Unexpected character 'D'

Failed to parse: <line 1, column 14>  Unexpected character 'D'
 at org.apache.pig.parser.QueryParserDriver.parse(QueryParserDriver.java:246)
 at org.apache.pig.parser.QueryParserDriver.parse(QueryParserDriver.java:182)
 at org.apache.pig.PigServer$Graph.validateQuery(PigServer.java:1792)
 at org.apache.pig.PigServer$Graph.registerQuery(PigServer.java:1765)
 at org.apache.pig.PigServer.registerQuery(PigServer.java:708)
 at org.apache.pig.tools.grunt.GruntParser.processPig(GruntParser.java:1110)
 at org.apache.pig.tools.pigscript.parser.PigScriptParser.parse(PigScriptParser.java:512)
 at org.apache.pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:230)
 at org.apache.pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:205)
 at org.apache.pig.tools.grunt.Grunt.run(Grunt.java:66)
 at org.apache.pig.Main.run(Main.java:564)
 at org.apache.pig.Main.main(Main.java:175)

[#2]

Hi @somi, 

Just looking at the error message alone, it seems to me like the problem is with your data file. Can you post the first few lines of the input data file myfile.txt in this thread?

[#3]

sir myfile.txt contains simply the following trial data-

1 2 3

4 5 6