Invalid face warning for nil values

[dakra]

With Emacs 29 from git I get the following warnings from moe theme:

Warning: setting attribute ‘:background’ of face ‘mode-line-buffer-id’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:foreground’ of face ‘show-paren-match’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘font-lock-comment-face’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘font-lock-comment-delimiter-face’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘font-lock-string-face’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘font-lock-doc-face’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘font-lock-keyword-face’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘font-lock-builtin-face’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘font-lock-function-name-face’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘font-lock-variable-name-face’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘font-lock-type-face’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘font-lock-constant-face’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘font-lock-warning-face’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘font-lock-negation-char-face’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘font-lock-preprocessor-face’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘font-lock-regexp-grouping-backslash’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘font-lock-regexp-grouping-construct’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘info-header-xref’: nil value is invalid, use ‘unspecified’ instead. [2 times]
Warning: setting attribute ‘:background’ of face ‘font-lock-regexp-grouping-construct’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘font-lock-regexp-grouping-backslash’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘font-lock-preprocessor-face’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘font-lock-negation-char-face’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘font-lock-warning-face’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘font-lock-constant-face’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘font-lock-type-face’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘font-lock-variable-name-face’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘font-lock-function-name-face’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘font-lock-builtin-face’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘font-lock-keyword-face’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘font-lock-doc-face’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘font-lock-string-face’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘font-lock-comment-delimiter-face’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘font-lock-comment-face’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:foreground’ of face ‘show-paren-match’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘mode-line-buffer-id’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘company-echo’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘which-func’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘mode-line-buffer-id’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:foreground’ of face ‘show-paren-match’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘font-lock-comment-face’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘font-lock-comment-delimiter-face’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘font-lock-string-face’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘font-lock-doc-face’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘font-lock-keyword-face’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘font-lock-builtin-face’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘font-lock-function-name-face’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘font-lock-variable-name-face’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘font-lock-type-face’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘font-lock-constant-face’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘font-lock-warning-face’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘font-lock-negation-char-face’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘font-lock-preprocessor-face’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘font-lock-regexp-grouping-backslash’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘font-lock-regexp-grouping-construct’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘info-header-xref’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘company-echo’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘which-func’: nil value is invalid, use ‘unspecified’ instead. [2 times]
Warning: setting attribute ‘:background’ of face ‘company-echo’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘info-header-xref’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘font-lock-regexp-grouping-construct’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘font-lock-regexp-grouping-backslash’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘font-lock-preprocessor-face’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘font-lock-negation-char-face’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘font-lock-warning-face’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘font-lock-constant-face’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘font-lock-type-face’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘font-lock-variable-name-face’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘font-lock-function-name-face’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘font-lock-builtin-face’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘font-lock-keyword-face’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘font-lock-doc-face’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘font-lock-string-face’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘font-lock-comment-delimiter-face’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘font-lock-comment-face’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:foreground’ of face ‘show-paren-match’: nil value is invalid, use ‘unspecified’ instead.
Warning: setting attribute ‘:background’ of face ‘mode-line-buffer-id’: nil value is invalid, use ‘unspecified’ instead.

[Aaronzinhoo]

these errors should be resolved by #124

[dakra]

Nice, thanks :)