topic Re: System.ArgumentNullException Value cannot be null and server down in QlikView https://community.qlik.com/t5/QlikView/System-ArgumentNullException-Value-cannot-be-null-and-server/m-p/1762474#M454108 <P>The <A href="http://csharp.net-informations.com/statements/csharp-exceptions.htm" target="_self">C# exception</A> that is thrown when a null reference is passed to a method that does not accept it as a valid argument. An ArgumentNullException exception is thrown at run time in the following two major circumstances:</P><UL><LI>An uninstantiated object is passed to a method. To prevent the error, instantiate the object.</LI><LI>An object returned from a method call is then passed as an argument to a second method, but the value of the original returned object is null. To prevent the error, check for a return value that is null and call the second method only if the return value is not null.</LI></UL><P>&nbsp;</P><P><BR /><BR /></P> Wed, 18 Nov 2020 07:00:31 GMT malcomjarr 2020-11-18T07:00:31Z System.ArgumentNullException Value cannot be null and server down https://community.qlik.com/t5/QlikView/System-ArgumentNullException-Value-cannot-be-null-and-server/m-p/1006777#M341919 <HTML><HEAD></HEAD><BODY><P>Dear Team, </P><P></P><P>We have the above mentioned message and we notice it caused the qlikview server down and we are unable to connect using the remote desktop. We have to restart using the vcenter. We have assigned 24gb memory to server. Thank you</P><P></P><P><IMG alt="qlikview.png" class="jive-image image-1" src="https://community.qlik.com/legacyfs/online/105709_qlikview.png" style="height: 432px; width: 620px;" /></P></BODY></HTML> Tue, 17 Nov 2015 00:54:57 GMT https://community.qlik.com/t5/QlikView/System-ArgumentNullException-Value-cannot-be-null-and-server/m-p/1006777#M341919 2015-11-17T00:54:57Z Re: System.ArgumentNullException Value cannot be null and server down https://community.qlik.com/t5/QlikView/System-ArgumentNullException-Value-cannot-be-null-and-server/m-p/1762474#M454108 <P>The <A href="http://csharp.net-informations.com/statements/csharp-exceptions.htm" target="_self">C# exception</A> that is thrown when a null reference is passed to a method that does not accept it as a valid argument. An ArgumentNullException exception is thrown at run time in the following two major circumstances:</P><UL><LI>An uninstantiated object is passed to a method. To prevent the error, instantiate the object.</LI><LI>An object returned from a method call is then passed as an argument to a second method, but the value of the original returned object is null. To prevent the error, check for a return value that is null and call the second method only if the return value is not null.</LI></UL><P>&nbsp;</P><P><BR /><BR /></P> Wed, 18 Nov 2020 07:00:31 GMT https://community.qlik.com/t5/QlikView/System-ArgumentNullException-Value-cannot-be-null-and-server/m-p/1762474#M454108 malcomjarr 2020-11-18T07:00:31Z