Hi again, Now i have programed a dll (which call to humidiprobe.dll) for attach to a webservice in a distrubuted server-client application. The problem is that in the frist read, it can open the sensor and take the data, but in a second pass cant open the sensor. I have been trying to get info about...

I read the first reply of: http://www.picotech.com/support/topic10205.html, and the problem is there. When I closed Picorecorder, the code works.

I replaced the code, and still does not work. I think the problem is that it does not create the instance of access to the drive with handle_Renamed = HumidiProbeOpenUnit(), which always returns 0.

Martyn wrote:Can you try changing the return value for OpenUnit to Short

Yes but, the output of OpenUnit remains 0. HumidiProbeGetSingleValue returns all params to 0.0.

Can you post your code, particularly the dll imports, so that we can check this out for you. Please use the Code button just above the edit box. The code (Upgraded version to .Net, of the sdk of sample VB6.0. Without changes on vb6.0, i get the same result.): Option Strict Off Option Explicit On Fr...

I am using the sample code from sdk VB6.0, VB6.0 both as updated. Net and so not able to access data HumidiProbe, I always return false and 0 in the output parameters. If call to HumiditiProbeOpenUnit() always return false. Neither i can not register the dll with regsvr32 or add it as a reference to...