Thanks Shoggy, but that isn't the issue. I very rarely minimise the window. To recap: on attempting to open Aquasuite normally, it appears (this happens very quickly) to try to open 2 windows (within the 1 Aquasuite main window, the one with the logo). All then disappears. Aquasuite will now appear in system tray and can only be opened here. It appears that Aquasuite is attempting to open 2 databases? Very confusing. Solved!!!!! I am a complete numpty! START MINIMISED was checked in the EXTRAS i...

Many thanks for your reply, Sebastian. You are correct, the Aquasuite icon does appear in the system tray...but only after having attempted to open Aquasuite directly (through task bar or from within application folder) which then quits, THEN go to system tray and open again! This can not be right. It was all working so fine up till yesterday. Are there files i can replace/remove to enable correct functioning of the open sequence?

So, for 3 whole days i've had no problems with Aquaero+Multiswitch+Aquaduct. Today i go to open Aquasuite (v4.22a, WIN7 PROF 64bit) and it starts to load...but then disappears to be replaced with a window that says "Es l
auft bereits eine Instanz der Aquasuite". I presume this means something to the effect that only one instance of the application can run. Ending the process in task manager and repeating the launch procedure results in the same error. Clearing the Aquero mem has no effect. So, I...

Many thanks Shoggy–that worked a treat! (Also, thanks for prompt reply...very much appreciated)

On selecting 'timer' in Aquasuite 4.69.00 I get a continuous stream of error boxes that contain a message along the lines of "invalid argument, value 255 is not valid". Aquasuite then has to quit. Timer functions on Aquaero seem to function ok, but software adjustment is impossible. Any ideas please.