Issue Description
Although the functionality is available to select multiple files or images using the File/Image Attachment control, it was not possible to upload multiple files or images.

Cause
The File/Image Attachment control was configured for multiple file selection but did not support multiple file upload.

Repro Steps

  1. From the View Designer, add a File/Image Attachment control.
  2. Save and Finish the View.
  3. Run the View and select multiple files to be uploaded.
  4. Only one file is uploaded.

Resolution

  1. Ensure you have K2 4.7 installed.
  2. Install the K2 4.7 February 2017 Cumulative Update.
  3. Get the K2 4.7 February 2017 Cumulative Update FP2 from Regional Support.
  4. Install the K2 4.7 February 2017 Cumulative Update FP2 to apply the fix.
  5. Clear the Browser cache.
  6. The functionality to select multiple files is now disabled.