Alteryx Designer Knowledge Base

Definitive answers from Designer experts.
Where do you start when you see "An Unhandled Exception occurred"?
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Error: "Marshaling Private Key Failed" when trying to connect to Snowflake
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Connector tools that use "Sign in via Internet Browser" do not work correctly with Designer or Server 2021.3.2. To use those tools, you should upgrade to version 2021.3.3 or later and then download and install the tool version that says " Fixed blank screen issue when authenticating in Designer 2021.3.2.54175. Please note that you also need to update to Designer 21.3.3.63061 or later.." Alternatively in the short term, you can use version 2021.3.1 of Designer or Server.
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Troubleshooting the error: The Header Field & Data Field cannot be the same field.
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Troubleshooting the error: The field "[fieldname]" was renamed conflicting with an existing field name.
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How to change the versioning of your workflow to be compatible with your current version. Caution, this procedure will not always yield a workflow that runs the same way the original one did in a more recent version of Alteryx. You may need to tweak things if any of the tools had changed.
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Troubleshooting the Parse Error at char(n): An expression cannot end with an operator (Expression #)
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Troubleshooting the error: Field names must not be blank
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Troubleshooting the Error: All inputs must be configured with at least 1 field
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When using a Python-based connector (e.g. Salesforce Input, Azure Data Lake File Input), an error message referring to CERTIFICATE_VERIFY_FAILED appears. With the new releases of the connectors tools there are three additional errors that can happen and can be resolved with these steps.
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When publishing a workflow with a SQL Server OLEDB connection, Designer returns with the error: Can't create Data Source Object
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Tools downstream loose field metadata when Google Sheets Input Tool is clicked on, after initial connection and run
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Receive "ERROR: The session is read-only" using pre/post SQL option in the Input Data tool when attempting to perform any operation that is not a select statement, such as dropping/creating tables
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Error: "internal error in SRC_GetCosmeticName_Raw" when creating new database connections.
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Platform Product: Designer Issues – Working with Alteryx Customer Support Engineers (CSEs)
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User is attempting to connect to Hadoop Hive with Kerberos in Alteryx and getting an error: Failed to get username: Routine Error: Unspecified GSS failure. Minor code may provide more information. The test button in the ODBC DSN is successful.
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Troubleshooting the Error: The field "[fieldname]" was missing from the input named "[inputname]"
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Error: Parse Error at char(n): Type mismatch. (1) provided where a (2) is required.
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Troubleshooting the Error: Parse Error at char(n): Malformed Function Call or Unmatched (
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