diff --git a/src/display-buffer.coffee b/src/display-buffer.coffee index 5cc4a5812..085d9be4e 100644 --- a/src/display-buffer.coffee +++ b/src/display-buffer.coffee @@ -297,6 +297,7 @@ class DisplayBuffer extends Model [startScreenRow, endScreenRow] = @rowMap.screenRowRangeForBufferRow(row) for screenRow in [startScreenRow...endScreenRow] screenLine = @screenLines[screenRow] + unless screenLine? throw new BufferToScreenConversionError "No screen line exists when converting buffer row to screen row", softWrapEnabled: @getSoftWrap()