1. If the report can gather in the number of rows and columns allowed by MS Excel - Excel Limitations;
→Microsoft did not update when there was no problem, no more than Excel line limit
2. If you use the Format text function or TextBox.Format property and if the set formatting string is correctly used with the type of data displayed by the reporting item;
→did not use Format text function or TextBox.Format property, and TextBox using String(Default)
3. If removing styles from the report in a Report Designer resolves the problem with the produced Excel files.
→did not use styles.
Please confirm that telerik reporting installed the latest version, can you solve this problem?