Problem loading jquery



I'm using 5.10.1 version.

I need use JQuery in some Bonita Forms, For reach it, I have added in the HEAD page the instructions to load the JQuery lib and the file whch contain my jquery code:

The problem is that when I run the process, Jquery is not loaded correctly.... showing this error at browser console:

Uncaught ReferenceError: $ is not defined

If I refresh the page, the second time the Jquery load correctly... and all run fine...

I've test to load the 'file.js' in the last instruction on the , but the problem persist.

Some help?

Thanks and regards

No answers yet.