This thread is resolved. Here is a description of the problem and solution.
Problem:
The client is experiencing difficulty translating a page into German. The translated content is visible but cannot be generated.
Solution:
If you're experiencing this issue, we recommend you try the following steps to refresh the translation job:
1) Open the Page (having the issue) for editing in the default language.
2) Make a minor change in the page and update it (to refresh the translation settings).
3) Visit WPML>>Translation Management Dashboard.
4) Choose the Page you want to translate or update the existing translations.
5) Send it to Translation Basket.
6) Visit WPML>>Translation Management>>Translation Basket.
7) Send it for translation, by choosing yourself as a translator.
8) Visit WPML>>Translations queue and translate the page by clicking the Translate button.
9) Complete the translation.
For more details, refer to our documentation on translating your contents.
If this solution does not resolve your issue or seems irrelevant due to being outdated or not applicable to your case, please open a new support ticket. We highly recommend checking related known issues at https://wpml.org/known-issues/, verifying the version of the permanent fix, and confirming that you have installed the latest versions of themes and plugins. For further assistance, you can also visit our support forum at WPML support forum.
This is the technical support forum for WPML - the multilingual WordPress plugin.
Everyone can read, but only WPML clients can post here. WPML team is replying on the forum 6 days per week, 22 hours per day.
This topic is split from https://wpml.org/forums/topic/error-message-target-should-be-an-object-with-map-method-or-an-array/