Convert data com.alibaba.excel.metadata.data.ReadCellData@a5f29b03 to class java.lang.Double error

The error message you encountered suggests that there is an issue with converting the data object `com.alibaba.excel.metadata.data.ReadCellData@a5f29b03` to the class `java.lang.Double`.

To resolve this error, you can try using the appropriate conversion method or function to convert the data object to a `Double` type. Here's an example of how you can convert it using Java:

ReadCellData readCellData = com.alibaba.excel.metadata.data.ReadCellData@a5f29b03;
Double convertedValue = Double.valueOf(readCellData.toString());

This code snippet assumes that the `toString()` method of `ReadCellData` returns the string representation of the numerical value. Adjust the code accordingly based on the actual implementation.

Keep in mind that it's important to handle potential exceptions, such as `NumberFormatException`, that may occur during the conversion process.