Fatal error: Uncaught TypeError: array_merge(): Argument #1 must be of type array, null given in /in/AV03Z:4
Stack trace:
#0 /in/AV03Z(4): array_merge(NULL, Array)
#1 {main}
thrown in /in/AV03Z on line 4
Process exited with code 255.
Output for 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
Warning: array_merge(): Expected parameter 1 to be an array, null given in /in/AV03Z on line 4
NULL
<br />
<b>Warning</b>: array_merge() [<a href='function.array-merge'>function.array-merge</a>]: Argument #1 is not an array in <b>/in/AV03Z</b> on line <b>4</b><br />
NULL