At the top toolbar it says in brackets “pdf freezes when opening android responding”. 3 0 0 0 2. 8a2 2 0 0 0-. 5 0 0 1 1.

M2 1h8a2 2 0 0 1 2 2H0c0-1. 35a7 7 0 1 1 1. 9 2 2 2h16a2 2 0 0 0 2-2v-4. 44A2 2 0 0 0 15. 68A1 1 0 0 1 5. 12a1 1 0 0 1 .

M9 1a8 8 0 1 0 0 16A8 8 0 0 0 9 1zm. 69a4 4 0 0 0-. 29 0 0 1 1. 34 0 0 0 .

Super User is a question and answer site for computer enthusiasts and power users. Eventually, I must click ‘X’ to close the program. I finally close it, where it offers to recover files etc. Is there an issue with memory here? What can I do to stop it locking up?

How much data are you working with when this happens? Does it happen when you copy a small amount or a large amount or both? What sort of data are you copying? Only values or also formulas? Have you tried copying something that froze before piece-meal to see if it freezes in smaller chunks? How often does this happen?

Use comments to ask for more information or suggest improvements. Avoid answering questions in comments. I have had a similar problem on a new, plenty-fast i7 machine. Even with a trivial spreadsheet with half a dozen cells and one formula, Ctrl-C would freeze Excel for 20-30 seconds. I, however, would always get control back after that time. Turned out to be something to do with default printer. My default was a network printer that was offline.