Sir,
Imported .csv file from my local directory, while in import process , i added lable for class attribute also, saved well in localrepository/data folder, but placing this data on the design view, error appearing with yellow lable on the operator, why, how to resolve it,
xml given below
Thanking you in anticipation
<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<process version="5.3.015">
<context>
<input/>
<output/>
<macros/>
</context>
<operator activated="true" class="process" compatibility="5.3.015" expanded="true" name="Process">
<process expanded="true">
<operator activated="true" class="retrieve" compatibility="5.3.015" expanded="true" height="60" name="Retrieve hypothyroid.csv" width="90" x="45" y="75">
<parameter key="repository_entry" value="//Local Repository/data/hypothyroid.csv"/>
</operator>
<operator activated="true" class="replace_missing_values" compatibility="5.3.015" expanded="true" height="94" name="Replace Missing Values" width="90" x="246" y="75">
<list key="columns"/>
</operator>
<operator activated="true" class="decision_tree" compatibility="5.3.015" expanded="true" height="76" name="Decision Tree" width="90" x="380" y="120"/>
<connect from_op="Retrieve hypothyroid.csv" from_port="output" to_op="Replace Missing Values" to_port="example set input"/>
<connect from_op="Replace Missing Values" from_port="example set output" to_op="Decision Tree" to_port="training set"/>
<connect from_op="Decision Tree" from_port="model" to_port="result 1"/>
<portSpacing port="source_input 1" spacing="0"/>
<portSpacing port="sink_result 1" spacing="0"/>
<portSpacing port="sink_result 2" spacing="0"/>
</process>
</operator>
</process>