have bug in foreign key

[vahidalvandi]

when a foreign column create it must have same type

table a
id => unsigned and integer

table b
parent (foreign key with table a)

parent => integer

*** parent must unsignedInteger

[CaptainCannabis]

See https://stackoverflow.com/questions/22615926/migration-cannot-add-foreign-key-constraint-in-laravel

How to achieve the config $table->bigInteger('user_id')->unsigned()->index(); // this is working

[AndetonAf]

Basically, just add ->unsigned() to the Foreign Key lines