# Invalid GST Number Error in GST Return

**YouTube:** [How to Correct Invalid GST Numbers While creating GST Returns?](https://www.youtube.com/watch?v=QVF3knZtcdY)

## How to Correct Invalid GST Numbers While creating GST Returns?

In this tutorial, we’ll guide you through the process of validating GST party details during **GSTR-1 return generation** to ensure accurate and error-free filing.

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#### **Open GST Returns Module**

* Navigate to the **GST Returns** module.
* Select **GSTR-1** as the return type.
* Choose the relevant **time period** for which you want to generate the return.
* Click on the **Generate** button.

<figure><img src="/files/P3p5ZGrXaS93kBYwecBD" alt=""><figcaption></figcaption></figure>

***

#### **Review Error Details**

* After generating the GSTR-1, an **“Invalid Data”** error message appears.

<figure><img src="/files/FG0iE8RpEUIFt1o5iUuP" alt=""><figcaption></figcaption></figure>

* To identify the cause, Click **GSTR Error Details** section.
* Here, you can review:
  * Different **GST error types**
  * The **number of invoices** affected
  * Detailed **error descriptions**

<figure><img src="/files/ynJa9usxLv30OES7ABW1" alt=""><figcaption></figcaption></figure>

In this example, the error occurred due to **GST party validation issues** in **7 B2B invoices**, caused by **incorrect GST numbers** entered for certain parties.

<figure><img src="/files/C2qV1wyu23kxAmUJqf5u" alt=""><figcaption></figcaption></figure>

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#### **Export Data for Verification**

* To identify the parties with invalid GST numbers, click the **Upload** button to **export the data to Excel**.
* The data will be successfully saved as an Excel file on your system.

<figure><img src="/files/Vllh66UG0NpMRu00ZsSc" alt=""><figcaption></figcaption></figure>

***

#### **Verify Data in GST Offline Tool**

* Open the **GST Offline Tool**.
* Enter the required details and click **Proceed**.

<figure><img src="/files/7sVMyJl9JH3mLrjKFs1q" alt=""><figcaption></figcaption></figure>

* Select **Import Excel**, choose the exported file, and click **Yes** to save the data.

<figure><img src="/files/gEpvbMzQrtIJ5CXLEUCr" alt=""><figcaption></figcaption></figure>

* A **warning message** may appear indicating invalid GST numbers that must be corrected before proceeding.

<figure><img src="/files/bg71YpOEz7CSFm45cm3t" alt=""><figcaption></figcaption></figure>

***

#### **Identify and Correct Invalid GST Numbers**

* Open the exported **Excel file** and review the specific rows mentioned in the warning.
* Identify the **party names** and **invalid GST numbers** listed.
* Return to **Logic ERP**, open the **Setup New Account** module.
* Select the relevant party, update the **correct GST number**, and **save** the changes.

<figure><img src="/files/fL8QLy4Teo5u9c4uxJML" alt=""><figcaption></figcaption></figure>

***

#### **Regenerate the GST Return**

* Go back to the **GST Returns** module.
* Regenerate the **GSTR-1**.
* You’ll notice that the **invalid data error** no longer appears.

<figure><img src="/files/i4k2FUxXDgZPVn5vENs0" alt=""><figcaption></figcaption></figure>

* In the **GST Error Details** section, the **GST Party Validation error count** that previously showed “7” is now **zero**, confirming that all GST numbers are correctly validated.

***

#### **Re-Export and Upload**

* Export the corrected data again to Excel.
* Upload it to the **GST Offline Tool** following the same steps as before.
* Once uploaded successfully, the summary details will appear without any validation errors.
* Finally, click on **Generate File** to complete the process.

<figure><img src="/files/ud7WStts02FscgMDs0Qr" alt=""><figcaption></figcaption></figure>

Your GST return data is now validated, error-free, and ready for filing.


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