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If the above steps fail, perform a clean reinstall:

| Issue | Likely Cause | Solution | |-------|--------------|----------| | Installer fails to start | Missing VC++ Redistributable | Install VC++ 2015-2022 | | Java not found error | JRE missing or not in PATH | Install JRE 8, add java to system PATH | | Connection refused | Wrong server IP/port or firewall | Verify config; temporarily disable firewall for test | | Chinese characters garbled | Encoding mismatch | Set system locale to Chinese (Simplified) or use English language pack | | “Access denied” on config file | File permissions | Right‑click config → Properties → Security → grant Modify to your user |

Before installing anything, ensure you are using a compatible browser. Most provincial tax websites explicitly require:

Do not use standard Chrome or Firefox for tax invoicing, as they do not support the ActiveX components required by the CSMG tool.

Follow these steps carefully to resolve the error.

Please Install Csmg B2c Client Tool Official

If the above steps fail, perform a clean reinstall:

| Issue | Likely Cause | Solution | |-------|--------------|----------| | Installer fails to start | Missing VC++ Redistributable | Install VC++ 2015-2022 | | Java not found error | JRE missing or not in PATH | Install JRE 8, add java to system PATH | | Connection refused | Wrong server IP/port or firewall | Verify config; temporarily disable firewall for test | | Chinese characters garbled | Encoding mismatch | Set system locale to Chinese (Simplified) or use English language pack | | “Access denied” on config file | File permissions | Right‑click config → Properties → Security → grant Modify to your user | please install csmg b2c client tool

Before installing anything, ensure you are using a compatible browser. Most provincial tax websites explicitly require: If the above steps fail, perform a clean

Do not use standard Chrome or Firefox for tax invoicing, as they do not support the ActiveX components required by the CSMG tool. Do not use standard Chrome or Firefox for

Follow these steps carefully to resolve the error.