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Siemens PLC
The reason for the internal error in OLE is that the password in the IIS Metabase is synchronized, because this change is too sensitive and important, and Microsoft.
There is no explicit user interface for passwords in IIS Metabase, so OLE internal errors occur when synchronizing passwords.
Siemens PLC's intelligent diagnostic system continuously monitors the functioning of the system and records errors and special system events. Multi-level password protection allows users to highly and effectively protect their technical secrets from unauthorized copying and modification.
In addition, it is equipped with an operation mode selector switch, which can be pulled out like a key, and when the key is pulled out, the operation mode cannot be changed, so as to prevent illegal deletion or rewriting of user programs.
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Synchronize the password of IWAM MyServer in IIS Metabase, probably because this change is too sensitive and important, Microsoft does not provide an explicit user interface for us to change the IWAM MyServer password in IIS Metabase, only provides an admin script ADSUT with IIS5, which is located in the C: InetPub AdminScripts subdirectory (the location may vary depending on your installation.) iis5).
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I think you're referring to the step7 software, this problem may occasionally occur, just restart the software.
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The workaround for internal system errors in Siemens PLC varies depending on the specific error type and cause. In general, the steps to solve this virtual macro problem are as follows:
1.Confirm the error message: First, you need to check the specific error message in the PLC display or error log. This helps to determine the type of error and possible causes.
2.Check the power supply and connections: The power supply of the PLC system and the connections between the individual modules are key to proper functioning. Make sure the power supply** is stable, the connection is firm and reliable, and there are no loose or disconnected situations.
3.Check the program and logic: The internal system errors of the PLC may be related to the program or logic. Check that the program is written correctly and that the logic is as expected. It may be necessary to modify or rewrite the program to eliminate errors.
4.Check the hardware module: The PLC system is composed of multiple hardware modules, such as CPU, IO module, communication module, etc. Check that these hardware modules are working properly and that there are no faults or damages.
5.Reboot the system: Sometimes, a simple reboot of the PLC system can resolve the internal system error. Try restarting the entire system to see if you can get rid of the error.
It is important to note that different internal system errors can have different causes, and some errors may require more in-depth troubleshooting and expertise to resolve. If the above methods do not solve the problem, it is recommended to contact a professional PLC technician or the manufacturer's technical support team for further help and guidance.
In addition, in order to avoid similar internal system errors, it is recommended to carry out regular maintenance and inspection of the PLC system to ensure the normal operation of hardware and software, and to back up important programs and data in a timely manner.
The problem you encounter now is something I have experienced when I used to study on my own, I used to buy a ** of technical success, I can only read it for a year, and I bought a lot of books, and I look at it Sometimes I doze off, sometimes I encounter a problem, although I have a friend who is an engineer and can occasionally answer it, but it is not good to trouble people often, and then I don't want to learn when I learn to learn, and there was no equipment practice at that time, and I didn't learn again for several months, and then it was a colleague of mine, who used to be an electrician together, He learned from Bojun PLC, at that time his monthly salary was more than nine k, and then I also went to study, and now I am also an engineer, and I also take on some projects in my spare time, which is not bad.
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PLC did not delve into it, did not understand.