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Most common solutions are listed in red
|Logon works fine but some actions cannot be performed. A typical message is the following: "Cannot read System Information."||Authorizations problem.||Ask the Basis for the required authorizations, or alternatively, apply this work-around solution.|
|SAP client/system is not a Development client/system.||Log on to an SAP development client/system. Usually this is the configuration client or sandbox client within the development system. If for some reason you need to log on to a client not intended for development, apply the work-around solution provided above.|
Under Windows Vista or Windows 7 you receive the following message when registering the license key provided to you:
|User Account Control (UAC) under Windows Vista or Windows 7 is preventing the application from writing in certain directories (Windows folder and/or the application folder, even from an Administrator account).||
If possible disable the User Account Control (UAC). This can be done from:
Windows Vista / Windows 7 > Control Panel > User Accounts > Turn User Account Control on or off > Disable the checkbox "Use User Account Control (UAC) to help protect your computer".
|Alternatively do not install the application to "x:\Program Files\AboveSoft\" folder. Choose for example "x:\AboveSoft".|
logon the following message appears:
"Invalid RFC Function module. Click Help / Contents > Troubleshooting."
|You applied the work-around solution indicated above but you didn't follow the steps exactly as stated in the instructions.||Repeat the steps indicated for the work-around solution without altering anything.|
|Logon is not working and no message appears.||SAPGui is not installed.||Install SAPGui and check system requirements.|
|When installing SAPGui 620 some controls did not register correctly.||
is a very frequent problem we delivered an application to automatically
register these controls.
For more information see OSS note 686140.
|SNC name is configured but SNC is disabled||Click "Properties" for the Development system entry on the SAP Logon. Then click "Advanced" and delete SNC name if SNC is not enabled.|
|Message "You are not authorized to logon to the target system" appears when trying to log on to an SAP system, even when the password is known to be correct.||You are trying to log on to an SAP system older than ERP2005. That system cannot handle case-sensitive passwords (passwords are saved in upper-case). The SAPGui controls you are using are from SAPGui 640 or higher. Those controls are not converting the password you type to upper-case.||
Type the user password in upper-case.
|Message "Name or password is incorrect (repeat logon)" appears when trying to log on to an SAP system, even when the password is known to be correct.||You are trying to log on to an ERP2005 or higher using a set of SAPGui controls that cannot handle case-sensitive passwords. The SAPGui controls are converting the password you type to upper-case, even when the password is lower-case.||
Change the user password to upper-case (from the initial SAPGui screen or from transaction SU01).
Alternatively install the latest SAPGui.
|Message "Entry NNN NNN' not found in saplogon.ini" appears when trying to log on to an SAP system.||Error in SAPLogon.ini file||
file. Then open it and if it contains entries as these:
Then remove those blank lines from Item1 and Item2 and rename the other lines as Item1, Item2 and Item3. Change the rest of the file to keep it consistent.
|Logon window appears, but it doesn't respond to mouse actions.||Some components delivered by a SAPGui installation don't behave as expected.||Use the keyboard to manually select the system you want to log on to (use <tab> to move from object to object). See OSS note 660832.|
|Message "Connect to SAP Gateway failed" appears when trying to log on to an SAP system.||SAPLogon is not properly configured.||Configure the SAPLogon entry according to your system parameters.|
|Logon balancing error for the RFC connection.||Create a new entry in the SAPLogon which does not balance. Log on to the SAP system using this new entry.|
|Other type of Logon error.||Unknown.||See OSS note 153265 for different problems associated to external logon to an SAP system.|