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issue while creating webApp

Level 3
issue while creating webApp

Hi All,

i facing issue while working with Web app it points to the below error.

"Backend died before startup complete, caused by: BackendStartFailedException: Empty server.R script "

a simple UI code which is copied from the dataiku document itself points to this error.

can someone please suggest action on this.
i have also attached the screenshot for Reference 

Operating system used: Linux on Prem

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1 Reply
The error message “Empty server.R script” indicates that you don’t have any code in the “Server” tab.
Can you please add the code from the tutorial Hands-On Tutorial: Shiny Webapp - Define the Visualization in this section?