Re: Problem with old C-ISAM

Data-Set, s.l. wrote: > > Hi, we have soft made in Microsoft C (Ms-Dos) and the old C-Isam for Novell > and Ms-Dos. These accounting programs runs very well in many clients many > years ago, in 386, 486 and Pentium. In the latest network installed or > updated over Novell 3.12/4.11 or NT-4.0 sp3 works fine, but randomly, if a > terminal open the tables (INPUT + MANULOCK) it can run the program, perhaps > the second too or the thirdth, until one return in the first Open iserrno > 113 (the file is exclusively locked by another user). Totally FALSE. In > probes, with only two pc's running the same program, the last one in run > the executable returns the error. If the first exits, the second run, and > so ... We are made all the probes that you can to imagine ... > Is a problem of speed in the new machines ? Novell 4.11 or NT-4, with W95 > clients plus Intranetware Client 32 or Microsoft Client, with share loaded, > adapters 3com 905B-TX, hubs 3com PS-40 PS-50, twisted pair, server P-II 233 > 128 mb.ram, two seagate's Barracuda scsi, two adaptec controllers, one, 30 > users, 5 users ... Anybody thinks something about this ... ? > > the programs have to last while we can made it in Windows. Thanks in > advance Sounds like you need to run the MS-DOS share.exe (share.com?) which implements network locking protocols. Without share.com only one client PC can open a file at a time. Art S. Kagel