473,399 Members | 3,302 Online
Bytes | Software Development & Data Engineering Community
Post Job

Home Posts Topics Members FAQ

Join Bytes to post your question to a community of 473,399 software developers and data experts.

String was not recognized as a valid DateTime.

sir,


Expand|Select|Wrap|Line Numbers
  1.  DateTime dat1 = Convert.ToDateTime(txtstarttime9.Text);
  2.  DateTime dat2 = Convert.ToDateTime(txtendtime9.Text);
  3.    TimeSpan ts = dat2.Subtract(dat1);
  4.  txtnoofhoursupdate9.Text = ts.ToString();
Mar 27 '15 #1
1 2163
Can you provide me with the value which you are entering in textbox.
Jun 5 '15 #2

Sign in to post your reply or Sign up for a free account.

Similar topics

0
by: RSH | last post by:
I am having a bit of trouble filling a datatable with a query. I'm getting the error message: System.FormatException: String was not recognized as a valid DateTime. at...
6
by: Rookie Card | last post by:
I know this is a very common issue but cannot find a thread that resolves the issue. I need to re-format my dates to "MMM d, yyyy". The problem I have is I have an MSSQL database that allows...
11
by: Bob Day | last post by:
The IsDate code below should result in False, instead it throws the exception below. Why? How do I check if a string can be converted to a date if this function does not work properly? Bob ...
1
by: database | last post by:
I AM FACING A PROBLEM WHEN I ACCESS ONE OF THE PAGES. IT USED TO WORK BEFORE BUT AFTER RESTARTING THE APPLICATION SEVER IT GIVES THE FOLLOWING ERROR. - Server Error ...
1
by: Scott Holman | last post by:
I'm connecting to a java web service that defines the following complex type in the wsdl <xs:complexType name="employee"> <xs:sequence> <xs:element minOccurs="0" name="firstName"...
10
by: mercea | last post by:
hi all, i'm trying to insert the time/date a button was clicked on a gridview and it generates an error:the string was not recognized as a valid DateTime.There is an unknown word starting at index 0...
4
by: dhanashivam | last post by:
hi, in my web application i am getting date values from sql server database and store in the datatable. it works fine when i use the US culture. But when i change the culture to british i am...
1
by: Magnus.Moraberg | last post by:
Hi, I have the following event which checks if a cell in a dgv contains a date and if so, checks if it is formatted correctly. I don't think its good practice for be to try this by catching an...
3
by: lucindaa | last post by:
Hi, i have a string variable having date as following format "05-01-2010" when convert this date into DateTime Format i got the following error 'String was not recognized as a valid DateTime'...
2
by: PetroTiburcio | last post by:
I am getting this error whenever I leave my drop down lists blank: "String was not recognized as a valid DateTime". My code is below: aspx: <asp:DropDownList ID="cboDay" runat="server"...
0
by: Charles Arthur | last post by:
How do i turn on java script on a villaon, callus and itel keypad mobile phone
0
by: emmanuelkatto | last post by:
Hi All, I am Emmanuel katto from Uganda. I want to ask what challenges you've faced while migrating a website to cloud. Please let me know. Thanks! Emmanuel
0
BarryA
by: BarryA | last post by:
What are the essential steps and strategies outlined in the Data Structures and Algorithms (DSA) roadmap for aspiring data scientists? How can individuals effectively utilize this roadmap to progress...
0
by: Hystou | last post by:
There are some requirements for setting up RAID: 1. The motherboard and BIOS support RAID configuration. 2. The motherboard has 2 or more available SATA protocol SSD/HDD slots (including MSATA, M.2...
0
jinu1996
by: jinu1996 | last post by:
In today's digital age, having a compelling online presence is paramount for businesses aiming to thrive in a competitive landscape. At the heart of this digital strategy lies an intricately woven...
0
by: Hystou | last post by:
Overview: Windows 11 and 10 have less user interface control over operating system update behaviour than previous versions of Windows. In Windows 11 and 10, there is no way to turn off the Windows...
0
tracyyun
by: tracyyun | last post by:
Dear forum friends, With the development of smart home technology, a variety of wireless communication protocols have appeared on the market, such as Zigbee, Z-Wave, Wi-Fi, Bluetooth, etc. Each...
0
agi2029
by: agi2029 | last post by:
Let's talk about the concept of autonomous AI software engineers and no-code agents. These AIs are designed to manage the entire lifecycle of a software development project—planning, coding, testing,...
0
isladogs
by: isladogs | last post by:
The next Access Europe User Group meeting will be on Wednesday 1 May 2024 starting at 18:00 UK time (6PM UTC+1) and finishing by 19:30 (7.30PM). In this session, we are pleased to welcome a new...

By using Bytes.com and it's services, you agree to our Privacy Policy and Terms of Use.

To disable or enable advertisements and analytics tracking please visit the manage ads & tracking page.