bug php 8.1

hi, since i installed php 8.1, there are bug with the plugin :

Warning: Undefined array key “dateformat” in/homepages/32/d779395721/htdocs/namewebsite/wp-content/plugins/list-category-posts/include/lcp-widget.phpon line121

Warning: Undefined array key “show_date” in/homepages/32/d779395721/htdocs/namewebsite/wp-content/plugins/list-category-posts/include/lcp-widget.phpon line122

Warning: Undefined array key “show_modified_date” in/homepages/32/d779395721/htdocs/namewebsite/wp-content/plugins/list-category-posts/include/lcp-widget.phpon line123

Warning: Undefined array key “show_excerpt” in/homepages/32/d779395721/htdocs/namewebsite/wp-content/plugins/list-category-posts/include/lcp-widget.phpon line124

Warning: Undefined array key “show_author” in/homepages/32/d779395721/htdocs/namewebsite/wp-content/plugins/list-category-posts/include/lcp-widget.phpon line126

Warning: Undefined array key “show_catlink” in/homepages/32/d779395721/htdocs/namewebsite/wp-content/plugins/list-category-posts/include/lcp-widget.phpon line127

Warning: Undefined array key “show_catlink” in/homepages/32/d779395721/htdocs/namewebsite/wp-content/plugins/list-category-posts/include/lcp-widget.phpon line128

Warning: Undefined array key “thumbnail” in/homepages/32/d779395721/htdocs/namewebsite/wp-content/plugins/list-category-posts/include/lcp-widget.phpon line129

Warning: Undefined array key “pagination” in/homepages/32/d779395721/htdocs/namewebsite/wp-content/plugins/list-category-posts/include/lcp-widget.phpon line134

is it comptatible with this version ? i hope because your plugin is very usefull !

Thanks for your answer.