Created attachment 120748 [details] LO Calc file that displays an intermitted bug in sum(D2:D4) The attached LO Calc file returns D2+D4 for SUM(D2:D4) even though D3 is a number different from zero. It occurred under LO 5.0.0.5 and 5.0.3.2 under Mac OS X 10.11 and LO 4.3.5.2 under Windows 7.
Created attachment 120749 [details] Sample file modified to avoid the error Hi @Spencer, thanks for reporting. The problem is that D2.D7 is a text not a number. If you want the $ or other currency showed used the cell format as they are in D1 and D3