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SEMCAD X Matterhorn V18.0.1 Release Notes
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Release Date:
17.09.2019

SEMCAD X Matterhorn V18.0.1 is a maintenance release based on 
SEMCAD X Matterhorn V18.0. V18.0.1 includes a series of bug fixes 
and improvements over the previous SEMCAD X Matterhorn V18.0.

This document summarizes the bug fixes and improvements, and 
known issues to be aware of in this release.

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TABLE OF CONTENTS
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1. Installation Requirements
2. Supported OS
3. List of Main Bugs Fixed Since Last Release
4. Known Issues

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1. Installation Requirements
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- Administrator rights are required during the installation process.
- NVIDIA graphics card, with support for OpenGL versions higher
than v3.0.


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2. Supported OS
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- Windows Server 2012 R2
- Windows 7 64 bit
- Windows 8 64 bit
- Windows 8.1 64 bit
- Windows 10 64 bit

SEMCAD X Matterhorn V18.0.1 uses Acceleware's Tauranga library version 11.1.13.
Please get the latest NVIDIA driver for your hardware
from the Acceleware website: https://acceleware.com/fdtd-11.1.13.

Please note that only NVIDIA GPUs with CUDA Compute Capability 1.3
or higher are supported by the SEMCAD X CUDA solver (e.g., Tesla C10XX).
The AXE solver supports only CUDA Compute Capability >= 2.0.



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3. List of Main Bugs Fixed Since V18.0 Release
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- Case 120149: Fix issue with combining plots with other combined plots
- Case 119263: Fix sorting of simulation entities in alphabetical order
in the secondary tree view of the explorer window
- Case 120430: Fix issue with Jump to Simulation in the Analysis tab
- Case 120119: Fix issue with copy/paste simulation between different
SEMCAD X instances
- Case 118979: Disable Write Input File while simulation is running
- Case 119526: Fix issue with submitting individual ports of a
multi-port FDTD simulation
- Case 117125: Fix issues with assigning mesh and patch entities to an
unstructured low-frequency simulation


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4. Known Issues
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- Case 32807: Instability for some rare dispersive material 
configurations
- Case 40481: Python memory usage occasionally still occupied after 
resetting analysis
- Case 47035: Random problems in visualization of Dispersive Viewer
- Case 54000: Random element appearing in Gridder
- Case 61881: Rare issue with distribution of the simulation job to 
the GPUs when using CUDA
- Case 86865: Job priorities do not correspond to the job execution
- Case 90292: Under-performance of CUDA solver compared to SEMCAD X
Matterhorn V16.4
- Case 98764: Potentially decreased accuracy in rare specific events 
for sensor combiner of Far-field sensor