https://forge.codesys.com/forge/talk/Engineering/thread/6fb5a3d59a/2020-02-27T14:02:35.894000ZRecent posts to some question about CmpLog?2020-02-27T14:02:35.894000Z2020-02-27T14:02:35.894000Zzhanjun717https://forge.codesys.com/u/zhanjun717/https://forge.codesys.com8895e3a80976c4b90805a7af3eedf1c3de6ede29

<div class="markdown_content"><blockquote> <p><strong>TimvH hat geschrieben:</strong><br/> I don't think it is a good idea to change this file.<br/> It is a file created by the OEM. If you make any incorrect changes, the runtime might not work anymore.</p> </blockquote> <p>thanks for your answer，<br/> I saw the component of CmpLog is blocked in this file ， if i no change this file ，although i can see the message ， but i can‘t find the file in my root。</p></div>

2020-02-27T14:02:35.600000Z2020-02-27T14:02:35.600000Ztimvhhttps://forge.codesys.com/u/timvh/https://forge.codesys.com8e9cd17352eb0a6b2c07225e5dcd0fdcb71566eb

<div class="markdown_content"><p>I don't think it is a good idea to change this file.<br/> It is a file created by the OEM. If you make any incorrect changes, the runtime might not work anymore.</p></div>

2020-02-27T14:02:35.289000Z2020-02-27T14:02:35.289000Zzhanjun717https://forge.codesys.com/u/zhanjun717/https://forge.codesys.com750587302f07f557ffcd525e7d79eafc5cfc527d

<div class="markdown_content"><p>Hi:<br/> when using the logger ， I encountered three problems，who can help me?<br/> 1, inside the file of CodeSysSP.cfg，under the component of CmpLog ,"Logger.0.Backend.0.classid = 0x00000104" What does it mean?(0x00000104 --#define ITFID_ISysFile )<br/> 2,How can I change the format of the log file？only .csv？<br/> 3，How can I determine the number of log in the file？</p></div>