INT 15 - DESQview v2.50+ - SEND MESSAGE 00h WITH ERROR RECOVERY AH = 12h BH = 80h Note: this function is identical to AH=12h/BH=00h, except that DESQview will not pop up a "Programming Error" window, instead returning an error code in AL (see #00455) SeeAlso: AH=12h/BH=00h (Table 00455) Values for DESQview error code: 00h no error 01h invalid values 02h alias invalid 03h handle valid but wrong type 04h invalid handle