Recent posts to catch codesys exceptionhttps://forge.codesys.com/forge/talk/Engineering/thread/1a3b279af8/2020-02-27T15:03:45.145000ZRecent posts to catch codesys exceptioncatch codesys exception2020-02-27T15:03:45.145000Z2020-02-27T15:03:45.145000Zadvhttps://forge.codesys.com/u/adv/https://forge.codesys.comac324eb8970456f92a1ddba68c835a0260d0040b<div class="markdown_content"><p>nobody?!? </p>
<p>3S user should know this </p></div>catch codesys exception2020-02-27T15:03:44.479000Z2020-02-27T15:03:44.479000Zadvhttps://forge.codesys.com/u/adv/https://forge.codesys.com8c0b27a8ba05a17d2a3b26b52177ce0f03ef8768<div class="markdown_content"><p>Hello,</p>
<p>i want to catch the following exception:</p>
<div class="codehilite"><pre><span></span><span class="n">Error</span><span class="o">:</span> <span class="n">Ausf</span><span class="err">ü</span><span class="n">hren</span> <span class="n">des</span> <span class="n">Skripts</span> <span class="s1">'.\test.py'</span> <span class="n">erzeugt</span> <span class="n">Ausnahmefehler</span> <span class="n">_3S</span><span class="o">.</span><span class="na">CoDeSys</span><span class="o">.</span><span class="na">Core</span><span class="o">.</span><span class="na">Online</span><span class="o">.</span><span class="na">InvalidVarRefException</span><span class="o">:</span> <span class="n">Traceback</span> <span class="o">(</span><span class="n">most</span> <span class="n">recent</span> <span class="n">call</span> <span class="n">last</span><span class="o">):</span>
<span class="err"> </span> <span class="n">File</span> <span class="s2">"C:\Tmp\test.py"</span><span class="o">,</span> <span class="n">line</span> <span class="mi">87</span><span class="o">,</span> <span class="k">in</span> <span class="o"><</span><span class="n">module</span><span class="o">></span>
<span class="n">Exception</span><span class="o">:</span> <span class="n">Ung</span><span class="err">ü</span><span class="n">ltiger</span> <span class="n">Ausdruck</span>
</pre></div>
<p>this code dont work:</p>
<div class="codehilite"><pre><span></span><span class="n">try</span><span class="p">:</span>
<span class="err"> </span> <span class="err"> </span> <span class="n">testInt</span> <span class="o">=</span> <span class="n">onlineapp</span><span class="p">.</span><span class="n">read_value</span><span class="p">(</span><span class="ss">"PLC_PRG.testInt"</span><span class="p">)</span> <span class="o">#</span> <span class="n">testInt</span> <span class="n">dont</span> <span class="k">exists</span><span class="o">!</span>
<span class="k">except</span> <span class="n">_3S</span><span class="p">.</span><span class="n">CoDeSys</span><span class="p">.</span><span class="n">Core</span><span class="p">.</span><span class="n">Online</span><span class="p">.</span><span class="n">InvalidVarRefException</span><span class="p">:</span>
<span class="err"> </span> <span class="err"> </span> <span class="n">print</span><span class="p">(</span><span class="ss">"Variable not found"</span><span class="p">)</span>
</pre></div>
<p>Error:</p>
<div class="codehilite"><pre><span></span><span class="n">Error</span><span class="o">:</span> <span class="n">Ausf</span><span class="err">ü</span><span class="n">hren</span> <span class="n">des</span> <span class="n">Skripts</span> <span class="s1">'.\test.py'</span> <span class="n">erzeugt</span> <span class="n">Ausnahmefehler</span> <span class="n">IronPython</span><span class="o">.</span><span class="na">Runtime</span><span class="o">.</span><span class="na">UnboundNameException</span><span class="o">:</span> <span class="n">Traceback</span> <span class="o">(</span><span class="n">most</span> <span class="n">recent</span> <span class="n">call</span> <span class="n">last</span><span class="o">):</span>
<span class="err"> </span> <span class="n">File</span> <span class="s2">"Tmp\test.py"</span><span class="o">,</span> <span class="n">line</span> <span class="mi">87</span><span class="o">,</span> <span class="k">in</span> <span class="o"><</span><span class="n">module</span><span class="o">></span>
<span class="n">NameError</span><span class="o">:</span> <span class="n">name</span> <span class="s1">'_3S'</span> <span class="k">is</span> <span class="n">not</span> <span class="n">defined</span>
</pre></div>
<p>Regards,<br/>
adv</p></div>