Article ID: 000096792 Content Type: Error Messages Last Reviewed: 06/11/2025

Error(22595): Quartus® Prime software does not support entity "entity_path/entity_name" of type "TDF". Convert TDF files to Verilog or VHDL for continued support

Environment

    Intel® Quartus® Prime Pro Edition
BUILT IN - ARTICLE INTRO SECOND COMPONENT
Description

Beginning with the Quartus® Prime Pro Edition Software version 23.3, the ASCII text format (TDF) written in the Altera Hardware Description Language (AHDL) has been deprecated. It must be converted to Verilog HDL or VHDL. 
 

Resolution

Manually convert your design files from TDF to Verilog HDL or VHDL.

Related Products

This article applies to 3 products

Intel® Stratix® 10 FPGAs and SoC FPGAs
Intel® Arria® 10 FPGAs and SoC FPGAs
Intel® Cyclone® 10 GX FPGA

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