Lead Import Error - Column Header must not be longer than 64 characters

Lead Import Error - Column Header must not be longer than 64 characters

Issue/ Error :: 

While importing leads, user is getting the error Pop-up stating “Column Header must not be longer than 64 characters”, post file upload. 

Explanation :: 

It can be due to wrong CSV encoding or longer text string in headers of the uploaded CSV file. 

Solution :: 

The supported file type is as follows: “CSV UTF-8 (Comma delimited) (*.csv)”. 
In order to save the folder in the specified format, kindly reproduce the following steps (attaching images for your reference): 

1) Kindly open your CSV File in MS Excel. Please select the header: “File”.


2) Kindly select “Export”


3) Please change the file type using “Save As”


4) Kindly select CSV UTF-8 (Comma delimited) only. 


5) Once the same is done, you would be able to observe a green dot(as shown below) on your file when attempting the import, meaning the file is ready for import.