Use error() rather than ::error() unless explicitly required. * resource-manager.cc (instance_ok), shortcut-manager.cc (instance_ok), daspk.cc (DASPK_ABORT, DASPK_ABORT2), dasrt.cc (DASRT_ABORT, DASRT_ABORT2), dassl.cc (DASSL_ABORT, DASSL_ABORT2), debug.cc (instance_ok), display.cc (instance_ok), dynamic-ld.cc (octave_shlib_list::instance_ok, octave_dynamic_loader::instance_ok, do_load_oct, do_load_mex), file-io.cc (fopen_mode_to_ios_mode, do_stream_open, Ffprintf, Fsprintf, Fscanf, Ffscanf, get_sscanf_data, Fsscanf, do_fread, do_fwrite, Fpopen, Ftempname, convert, Fumask), graphics.in.h (graphics_toolkit::instance_ok, gh_manager::instance_ok), load-path.cc (instance_ok), ls-oct-ascii.cc (save_three_d), lsode.cc (LSODE_ABORT, LSODE_ABORT2), oct-errno.in.cc (instance_ok), octave-link.cc (connect_link), pager.cc (octave_pager_stream::instance_ok, octave_diary_stream::instance_ok), quad.cc (QUAD_ABORT, QUAD_ABORT2), sighandlers.cc (w32_interrupt_manager::instance_ok, octave_child_list::instance_ok), symtab.cc (do_update_nest), symtab.h (instance_ok), syscalls.cc (convert), toplev.h (instance_ok), txt-eng-ft.cc (instance_ok, set_mode), urlwrite.cc (instance_ok), __init_fltk__.cc (instance_ok), ov-builtin.cc (do_multi_index_op), ov-classdef.cc (class_fevalStatic, make_class, octave_classdef::subsasgn, do_multi_index_op, cdef_object_array::subsref, cdef_object_array::subsasgn, install_meth, meta_subsref, run_constructor, make_meta_class, get_value, set_value, check_method), ov-classdef.h (meta_subsref, instance_ok), ov-fcn-handle.cc (octave_fcn_handle), ov-mex-fcn.cc (do_multi_index_op), ov-range.h (octave_range), ov-typeinfo.cc (instance_ok), ov-usr-fcn.cc (subsref, do_multi_index_op), pt-arg-list.cc (Fend, convert_to_const_vector), pt-cell.cc (rvalue1), pt-colon.cc (append, rvalue1), pt-eval.cc (visit_simple_for_command, visit_switch_command), pt-exp.cc (is_logically_true, rvalue), pt-id.cc (eval_undefined_error), pt-id.h (workspace_error), pt-mat.cc (get_concat_class): Use error() rather than ::error().

--- a/libinterp/corefcn/urlwrite.cc	Wed Aug 05 22:47:41 2015 -0700
+++ b/libinterp/corefcn/urlwrite.cc	Thu Aug 06 08:09:01 2015 -0700
@@ -81,7 +81,7 @@
 
     if (! instance)
       {
-        ::error ("unable to create ch_manager!");
+        error ("unable to create ch_manager!");
 
         retval = false;
       }