What is the full text of the error message you see regarding Form 4562 Line 12? You can see this easily using Forms Mode (click the Forms icon in the header of TurboTax for Desktop).
Open Form 4562 for your business, home office, or rental property. Click the Errors icon above the forms list to open a footer under the open form. The exact form error will appear.
If you see a message saying "...this is not a commercial property," you will need to remove the Section 179 deduction and use either Bonus or Regular depreciation. This is a known issue that will not be resolved before the filing deadline. You can still file by mail, but a return with this error cannot be e-filed.
**Say "Thanks" by clicking the thumb icon in a post
**Mark the post that answers your question by clicking on "Mark as Best Answer"
