无法在php文件中获取值

PHP file created with a verification function pass a value from Android to php file but I get an error message in the Android file and do not know the cause of the problem , try to find out the problem and modify what is necessary

// Error message: java.io.EOFException: End of input at line 1 column 1 path $

// php file :


<?php
// include Marei DB Class 

if(isset($_GET['value'])) {

    $test = $_GET['value'];
    //$obj
} else {
    $test = '';

}

?>