The following program lines should be changed/modified to fix all known bugs in JBADVENTURE #1, The Harrow House: Line 600 should read: 600 IFCV$=""THENRETURNELSESL=INSTR(CV$,S$):IFSL=0THENIV$=CV$:IN$=S$:GOTO620 Lines 1295 and 1300 should be exchanged. In line 1490, 'opend' should be 'opened'. Line 1290 should read: 1290 IFNO=-1THENRETURNELSEIFN1>42THEN1320