> Cannot Perform
> Cannot Perform Operation On System.decimal And System.string
Cannot Perform Operation On System.decimal And System.string
BillWoodruff 12-Dec-13 14:53pm A ComboBox Item is always of Type 'Object, which is why it must be converted to some required useful format. Programmer-Analyst My blog Tuesday, April 06, 2010 1:43 PM Reply | Quote Moderator 3 Sign in to vote Hi, all! @Naom: The select method WILL FAIL because DataTable.Select method does not This indirectly confirms that columnProjNr has type of System.String and correct code would look like in my previous post: string keyField = "ProjNr"; //ProjNr is a columnnamn in the database string Back to Top Close .NET TOOLBOX DevCraft MOBILE APP DEVELOPMENT Telerik Platform DIGITAL CONTENT & EXPERIENCE Progress Sitefinity SOFTWARE QUALITY Test Studio Get Products Free Trials Pricing Solutions Enterprise Partners Resources have a peek here
It seems strange to me. Regarding Secuirty in WebServices. Reply mattr.dhilto... Is your GenreID a text or nummeric field? 2.
As for sharing the code, I wouldn't even know where to begin as to which code I should share. Let's work to help developers, not make them feel stupid. By The Way: there are known issues with denom_combobox.SelectedItem(), i'm afraid.
What I find strange, is other upload sites upload all data without a hitch. So I'm thinking there's a difference in the environment, like version of SQL database, collation or whatever it could be. That's a large part of the problem, is I can't find the troublemaking page. Privacy statement © 2016 Microsoft.
Error Cannot perform '=' operation on System.Decimal and System.String Cannot perform 'Like' operation on System.Boolean and System.String. Understand that English isn't everyone's first language so be lenient of bad spelling and grammar. When I am trying to filter my datatable dtclone so that i can view the report within the date range.For selecting the dates my using datepicker as dtpfromdate and dtptodate. https://social.msdn.microsoft.com/Forums/sqlserver/en-US/ac3d5644-f8f6-42fd-8829-9452763d364d/cannot-perform-operation-on-systemstring-and-systemint32?forum=transactsql To system.datetime why the Operator '!=' cannot be applied to operands of type 'System.DateTime' and 'string' comes?
asked 1 year ago viewed 3722 times active 1 year ago Upcoming Events 2016 Community Moderator Election ends Nov 22 Related 0Object of type 'System.Int32' cannot be converted to type 'System.UInt32&'3Cannot When answering a question please: Read the question carefully. All contents are copyright of their authors. Exception Details:System.Data.EvaluateException: Cannot perform '=' operation on System.Double and System.String.
Removing them cause the same exception. To verify data type of column you can try this: DataTable.Columns[keyField].DataType My guess is that ProjNr is the column of type string. Why does Friedberg say that the role of the determinant is less central than in former times? Cannot perform 'Like' operation on System.DateTime and System.String.
Monday, April 12, 2010 6:35 AM Reply | Quote 0 Sign in to vote Thankyou it worked well. If one supplier has delayed your project schedule should the other suppliers on the project be alerted to the new timeline? Premature optimization is the root of all evil in programming. (c) by Donald KnuthNaomi Nosonovsky, Sr. Check This Out My cat sat down on my laptop, now the right side of my keyboard types the wrong characters Expanding FULLY a macro as argument Would we find alien music meaningful?
Manfred R. View All Notifications Email : * Password : * Remember me Forgot password? So I'm thinking there's a difference in the environment, like version of SQL database, collation or whatever it could be.
See more: DateTime I am getting the following error as :Cannot perform '>=' operation on System.String and System.DateTime.
A guy scammed me, but he gave me a bank account number & routing number. You may doing some other code so that's where the exception really occurs. Forum New Posts FAQ Calendar Forum Actions Mark Forums Read Quick Links Today's Posts View Site Leaders What's New? Help?
It will be evaluated to number 1234. Make sure your filter looks like this: Expression: =Field.YourField Operator: = Value: =Parameters.YourParam And when you pass a value to the parameter, in the report parameters dialog, you can use expression: