How to solve the error sapdp00with SAP GUI 6.20?
Click on the “Start” button of Windows and then click on “Run”. Type in “regedit”.Then navigate to the folder HKEY_LOCAL_MACHINE/SYSTEM/currentcontrolset/Services/Tcpip/Parameters/DataBasePath.Replace the value of systemroot%\system32\drivers\etc by double clicking on it with c:\windows\system32\drivers\etc.Afterwards, close the registry editor and try connecting again to SAP. It should be working now!