Created attachment 120203 [details] Screenshot SUMMARY If the number of rows is high, not the complete number is shown in the first column of the spreadsheet. STEPS TO REPRODUCE 1. Import data with a high amount of data (more than one million) 2. 3. OBSERVED RESULT EXPECTED RESULT SOFTWARE/OS VERSIONS Windows: macOS: Linux/KDE Plasma: (available in About System) KDE Plasma Version: KDE Frameworks Version: Qt Version: ADDITIONAL INFORMATION
I tried this with 10 million values, the problem is not reproducible for me. Which version of Qt are you using?