Enable development mode in Salesforce.com  : Generally we face error like record currently unavailable in salesforce while saving visualforce pages. To avoid this type of error in salesforce we have to enable Development mode in salesforce.

What is development mode in salesforce ?

Development mode in salesforce enable to embed our visualforce page editor in our browser. By enabling Development mode we can see both code and preview of the visualforce page in same window.

In Development mode we can see apex editor also. In Apex editor we edit controller and extensions.

How to enable Development mode in salesforce?

Follow the steps given below to enable development mode in salesforce.

  • Go to Your name=>My Settings=>Personal =>Advanced User Details.

How to enable development mode in Salesforce.com

Click on personal=>Advanced user details.

Now click on edit button to enable development mode in salesforce.

How to enable development mode in Salesforce.com

Select Development mode check box to enable as shown below.

How to enable development mode in Salesforce.com

Click on Development check box and save the settings.

Now create any visualforce page and save the page. After saving visualforce page click on preview button. When we click on preview a new window will be opened and it has a link on it’s footer as shown below.

  • Click on the link as shown below

enabling development mode in salesforce2

  • Now both code and the preview of the page is opened in same window as shown below.

How to enable development mode in Salesforce.com

We have Successfully enable development mode in salesforce.