cat <<EOF >a
batch
:read-attribute(name=product-version)
:read-attribute(name=product-name)
:read-attribute(name=nonsence)
:read-attribute(name=product-name)
run-batch
EOF
./jboss-cli.sh -c --file=a

The batch failed with the following error (you are remaining in the batch editing mode to have a chance to correct the error): {"WFLYCTL0062: Composite operation failed and was rolled back. Steps that failed:" => {"Operation step-3" => "WFLYCTL0201: Unknown attribute 'nonsence'"}}

{
   "WFLYCTL0062: Composite operation failed and was rolled back. Steps that failed:" => {
      "Operation step-3" => {
         "operation" => ":read-attribute(name=nonsence)"
         "response" => "WFLYCTL0201: Unknown attribute 'nonsence'"
   }
}