This answer record covers current known issues related to the Vivado HLS tool.
This answer record is part of the Xilinx Vivado HLS Solution Center; see (Xilinx Answer 47428).
The Xilinx Vivado HLS Solution Center is available to address all questions related to Vivado HLS tools.
(Xilinx Answer 43271) AutoESL - RTL Implementation results in "@E [IMPL-4] 'autoimpl' failed: 'xtclsh' cannot be found. Please check your PATH variable."
(Xilinx Answer 51042) Vivado HLS - RTL export result in "@E [IMPL-28] Failed to generate IP." or "@E [IMPL-4] 'xtclsh' cannot be found. Please check your PATH variable."
(Xilinx Answer 50152) Vivado HLS- Java 2 Platform Standard Edition binary has stopped working
(Xilinx Answer 50501) Vivado HLS - Running Verilog or VHDL simulation with ModelSim results in errors
Vivado HLS Known Issues
For Vivado HLS known issues, use the "Search" box on the upper left corner of the Xilinx Support Page.
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