If every two days, you need to reboot more often. This is Windows 98 I assume here? You didin't specify the OS, so I assumed 98.

Try turning off your Cache memory in BIOS and see if it clears up. Sometimes if Cache memory is bad, it causes the 0E errors. It makes a slower, but more stable system. If that doesn't work, try resetting your BIOS to factory defaults. If that doesn't work it could be a registry error or damaged file.

What is SYMEvent anyway? Symantec Event? Maybe it is trying to run Norton AV before the program is loaded?

Try applying the latest service packs for Office and Visual Studio since the Office and VB programs seem to be having the problems. Run a scandisk or disk doctor before you do this. Check for errors in the files.

If all else fails, save the data files, reformat, and install Linux with a DOS partition to run your old Windows on just in case.