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.
A filter can be applied to sort out known issues specific to a version. There are also issues that might affect multiple tool versions.