How to Fix: Getting TypeError: __init__() missing 1 required positional argument: 'on_delete' when trying to add parent table after child table with entries
Learn how to fix: Getting TypeError: __init__() missing 1 required positional argument: 'on_delete' when trying to add parent table after child table with entries.
📋 Table of Contents
To resolve the TypeError: __init__() missing 1 required positional argument: 'on_delete' when trying to add parent table after child table with entries, you need to specify the on_delete parameter in your ForeignKey field. This parameter is used to define the behavior of the foreign key when the referenced object is deleted.
🛠️ Step-by-Step Verified Fixes
Method 1: Using on_delete parameter
- Step 1: Open your Article model file and add the on_delete parameter to the ForeignKey field.
Method 2: Using set_default
- Step 1: Open your Article model file and add the set_default parameter to the ForeignKey field.
💡 Conclusion
By specifying the on_delete parameter or using set_default, you can resolve the TypeError and successfully add the parent table after the child table with entries.
❓ Frequently Asked Questions
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