Azure Blob connection failures can be frustrating, especially when you're working with large datasets. One common cause is a misconfigured storage account.
A storage account with a wrong access key can also lead to connection issues. This can happen if the access key is not updated after a recent change.
Another possible cause is a firewall rule blocking the connection to the Azure Blob storage. This can be due to a recent change in network settings or a misconfigured firewall rule.
To resolve the issue, you can try resetting the access key or updating the firewall rule to allow access to the Azure Blob storage. This may resolve the connection issue and allow you to access your data.
Error Types
You can encounter two main types of errors when trying to connect to Azure blob storage in Qlik Sense.
The first type of error is the "Error While Connecting to Azure Storage Connector" error, which occurs when the user account being used in Qlik Sense does not have the necessary permissions and access rights configured within Azure.
The second type of error is the "This request is not authorized to perform this operation using this permission" error, which can occur even if the user account has been assigned the correct role, such as 'Storage Blob Contributor'.
Ensure that the user account being used in Qlik Sense has the appropriate permissions and access rights configured within Azure, including the ability to scope to specific files/permissions.
It's essential to verify that the credentials you are using to connect from Qlik to Azure are correct, including any usernames, passwords, or authentication tokens required for the connection.
Authentication Issues
Authentication Issues can be a real headache when trying to connect to Azure Blob Storage. The issue often lies in the way you're authenticating your connection.
First, ensure that the credentials you're using to connect from Qlik to Azure are correct, including any usernames, passwords, or authentication tokens required for the connection.
To authenticate the Azure Storage Web Storage Provider Connector, access to content is granted based on the Identity and Access Management (IAM) configuration on Microsoft Azure. This means that the user account being used in Qlik Sense must have the appropriate permissions and access rights configured within Azure to interact with the required Azure resources.
If you're using a different user account in Qlik Sense than the one used in Azure, make sure that the user account in Qlik Sense has the necessary permissions and access rights.
The user who is configuring the connection in Qlik should have an Azure account as well, and that Azure account should have necessary access roles/permissions. If the user has been assigned the 'Storage Blob Contributor' role, but still gets an error, other roles may be required to be assigned.
Here's a quick rundown of the roles you might need:
Make sure to check the IAM configuration on Microsoft Azure to ensure that the user account being used in Qlik Sense has the necessary permissions and access rights.
Storage Account Errors
Having trouble connecting to your Azure Blob Storage account? You're not alone. One common issue is the "Error While Connecting to Azure Storage Connector" error, which can occur when the user account being used in Qlik Sense doesn't have the necessary permissions and access rights configured within Azure.
To resolve this, ensure that the user account being used in Qlik Sense has the appropriate permissions and access rights configured within Azure. This includes assigning the correct roles, such as "Storage Blob Contributor".
Another possible cause is an incorrect connection string. Double-check that the container and blob exist in the storage account, and that the connection string is correct.
Here are some common errors and their solutions:
It's also worth noting that Azure-Databricks may only support writing data to Azure Data Lake Gen2, and not to Azure Storage Blob (StorageV2 - general purpose). If you're experiencing issues writing data to Azure Blob Storage from Databricks, this might be the cause.
Frequently Asked Questions
How to get blob connection string in Azure?
To get your blob connection string in Azure, navigate to the Azure portal and go to Security + networking > Access keys in your storage account's settings. From there, you can find the connection strings for both primary and secondary access keys.
How do I connect Azure blob storage to my VM?
To connect Azure blob storage to your VM, you'll need to create a virtual network, configure network security, and set up a storage account with a container. Then, you can link your VM to the storage account to access your Azure blob storage.
Sources
- https://community.qlik.com/t5/Integration-Extension-APIs/Error-While-Connecting-to-Azure-Storage-Connector/td-p/2427527
- https://community.databricks.com/t5/data-engineering/error-on-azure-databricks-write-output-to-blob-storage-account/td-p/37373
- https://learn.microsoft.com/en-us/answers/questions/334786/azure-blob-storage-fails-to-authenticate-make-sure
- https://community.dynamics.com/forums/thread/details/
- https://support.blueconic.com/hc/en-us/articles/4414774374427-Azure-Blob-Storage-Connection
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