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    Thrown to indicate that a method has been passed an illegal or inappropriate argument. Check that you don't have more than one method existing with the same name.

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via Coderanch by nithya Xavier, 1 year ago
via Coderanch by ganesh pol, 1 year ago
java.lang.IllegalArgumentException: argument type mismatch at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke( at sun.reflect.DelegatingMethodAccessorImpl.invoke( at java.lang.reflect.Method.invoke( at org.apache.commons.beanutils.PropertyUtilsBean.invokeMethod( at org.apache.commons.beanutils.PropertyUtilsBean.setSimpleProperty( at org.apache.commons.beanutils.PropertyUtilsBean.setNestedProperty( at org.apache.commons.beanutils.PropertyUtilsBean.setProperty( at org.apache.commons.beanutils.BeanUtilsBean.setProperty( at org.apache.commons.beanutils.BeanUtils.setProperty( at com.exacttarget.fuelsdk.ETSoapObject.toInternal( at at at com.exacttarget.fuelsdk.ETDataExtension.insert( at