Magento 2 upgrade 2.1.7 to 2.3.2 give error Foreign key constraint is incorrectly formed modify column customer_group_id in table of customer_group

Can anyone please explain about this type of error solution.

Also, I refer to this link Magento 2 failed database rollback cannot add foreign key constraints but not working for me.

so please anyone help me.

Thank you in advance.

Foreign key constraint is incorrectly formed, ALTER TABLE `customer_group

after upgrade from magento 2.1.7 to 2.2.3 i am stuck. I have tried everything.

In Pdo.php line 235: 

SQLSTATE[HY000]: General error: 1025 Error on rename of ‘./zwwnzwzjhe/#sql-1bd1_25f9’ to ‘./zwwnzwzjhe/customer_group’ (errno: 150 – Foreign key constr aint is incorrectly formed), query was: ALTER TABLE customer_group MODIFY COLUMN customer_group_id int(10) UNSIGNED NOT NULL AUTO_INCREMENT

In Pdo.php line 228:

SQLSTATE[HY000]: General error: 1025 Error on rename of ‘./zwwnzwzjhe/#sql-1bd1_25f9’ to ‘./zwwnzwzjhe/customer_group’ (errno: 150 – Foreign key constr aint is incorrectly formed)

I am unable to delete this table or make any changes to this table …please help.

Thank you