Ive not been using org mode for a while, just came back to and using latest 24 snapshot from git I get
,---- | Debugger entered--Lisp error: (void-function window-combination-p) | window-combination-p(#<window 8> nil) | calendar-generate-window(1 2012) | calendar-basic-setup(nil) | calendar() | org-read-date(nil to-time nil nil nil nil) | byte-code("\204> \306>\203>\212\307\310!\210\212\311 \210`)\312 \313=\203!\202\"\f\n\310#\203=\314\315!\316\317\320!\".\205;\321!/) \203R\206Q\322\323\324\323\211./&0\203} \325\235\203} \313=\203h1\202j2\326\261\210\3273\323\211\2114C&\210\323\212\214\323\211\211\211\2115678\307\310!\210\3309\331P!\210\315\225b\210i8\332\225b\210m\203\255\333c\210\202\260\315u\210 \204\302\330\334:P!\204\302\335\336\323\"\210\3309!\204\345\330\337;\340Q!\203\345\314\315!<\232\204\345\332\224\332\225}\210\202\372\341\333!\210\342u\210``}\210=\203\372\3438!\210 >B77\203L7\211A7@\2116\313=\203\312\323\310#\204;6\344=\203+\312\f\323\310#\204;6\345=\203\312?\323\310#\203\346\347!\210\330\350!\203\346\347!\210\202\330\351!\203V\346\347!\210=\203dn\203d\3438!\210 \203\322n\204x`Sf\352=\204x\326\202y\347 \313=\203\2041\202\227 \344=\203\2172\202\227 \345=\205\227@\326\261\210\3273\206\252 \345=\205\252A \345=\323\2114C&n\204\314`Sf\352=\204\314\323f\352=\204\314\326\202\315\347c\210\315\210eb\210~\210\330\353!\203\353`Sf\354\232\203\353`S\355 |\210.\207" [time what end org-scheduled-time-regexp org-deadline-time-regexp ts (scheduled deadline) org-back-to-heading t outline-next-heading re-search-forward scheduled match-string 1 apply encode-time org-parse-time-string org-get-compact-tod org-read-date nil to-time (scheduled deadline) " " org-insert-time-stamp looking-at "\\( *\\)[^\n]*" 0 "\n" "[ ]*" throw exit "[^\n]*?" "[^\n]*" insert-before-markers -1 org-indent-to-column deadline closed replace-match "" "--+<[^>]+>" "^[ ]+" 32 "[ ]*\n" 10 point-at-eol default-time default-input org-insert-labeled-timestamps-at-point org-scheduled-string ...] 8) | org-add-planning-info(scheduled nil closed) | org-schedule(nil) | call-interactively(org-schedule nil nil) `---- when pressing C-c C-s to schedule an item. Whats changed or what have I configured wrong?