Neil
Use SYS(3050) to limit VFP memory usage.
Use SYS(1104) to clear VFP buffers.
If after limiting VFP memory usage using above the memory used still continues to rise then there is a memory leak somewhere - but not in VFP since I also have apps that run 24/7 and the memory usage is totally stable.
Jos
In the End, we will remember not the words of our enemies, but the silence of our friends - Martin Luther King, Jr.