Error Code 90118
The SKU of your product has failed to list because of character limitations on Amazon. Your SKU and/or title has too many characters. SKU has a maximum character length of 40 and Title has a maximum character length of 150.
Solution:
You must shorten your SKU and/or Title of your product. You can override these fields on channel level by editing the product. After the changes, send full product data update to the channel.