How to solve the problem that dedecms locomotive cannot be collected

Dedecms cannot collect solutions: 1. Try to use a proxy server to hide the real IP address and bypass server restrictions; 2. Modify the collection rules to adapt to the new structure of the page; 3. Provide it through dedecms Set up the "Collection Rules" function or manually add code; 4. Use the browser's developer tools to check the page structure and network requests to help analyze the problem; 5. Contact dedecms official or relevant technical support personnel.

The operating environment of this tutorial: windows10 system, dedecms5.7 version, DELL G3 computer.

dedecms is a very popular website building system with powerful functions and flexible scalability. However, when using dedecms for collection, you sometimes encounter some problems. One of the most common problems is the inability to collect properly. So, what should we do in this case?

First of all, we need to understand some possible reasons for failure to collect.

Common reasons include: website server restrictions, page structure changes, incorrect collection rule settings, etc. Next, we will discuss these reasons one by one and provide corresponding solutions.

1. If the website server has restrictions on collection, we can try to use a proxy server. Proxy servers can help us hide our real IP addresses and bypass server restrictions. We can let dedecms use the proxy for collection by setting up a proxy server. You can choose some stable agency service providers to ensure the smooth progress of collection.

2. Sometimes the page structure changes, causing dedecms to be unable to correctly parse the page data. At this time, we need to modify the collection rules to adapt to the new structure of the page. You can check the page source code to find out the changes in the page elements, and modify the collection rules of dedecms accordingly. This requires some understanding of HTML, CSS, XPath, etc. in order to be able to accurately locate page elements.

3. Incorrect collection rule settings are also one of the common problems that lead to failure in collection. When setting collection rules, we need to carefully analyze the page structure and data characteristics of the target website and set the rules reasonably. It can be set through the "collection rules" function provided by dedecms or by manually adding code. When setting rules, you need to pay attention to selecting the correct data type and setting the correct regular expressions and XPath expressions to ensure that the required data can be correctly extracted.

4. You can also consider using some auxiliary tools to assist collection. For example, you can use your browser's developer tools to examine the page structure and network requests to help analyze the problem. You can also use some third-party plug-ins or scripts to help automate collection.

5. If none of the above methods can solve the problem, we can try to contact dedecms official or relevant technical support personnel. They may have more professional solutions or provide more timely support.

In short, the problem of dedecms being unable to collect may cause headaches, but with some reasonable solutions, we can usually overcome these problems. It should be noted that when collecting, it must be legal and compliant, respect the rights and interests of others, and comply with relevant laws and regulations. Only legal and compliant collection can improve efficiency and ensure the stable operation of the website. .

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