EXM Error: TypeError: ribbonFrame is undefined in Sitecore 9.0.2

EXM Error: TypeError: ribbonFrame is undefined in Sitecore 9.0.2

In Sitecore 9.0.2, have you seen this error in console “EXM Error: TypeError: ribbonFrame is undefined” while you are creating custom EXM message template and applying components? 

Solution:

Below patch file will be the solution:

• If you does not have Experience Accelerator (SXA) module installed, please use the link below:
• https://sitecore.box.com/s/6lrwqkwkjyq6cppbk5qrg3vfamfrolzg
• But if you do have SXA installed, use the link below instead
• https://sitecore.box.com/s/uqkmvuernr6kv56lyopt8t8zevui47lo