diff --git a/lib/calcms/aggregator.pm b/lib/calcms/aggregator.pm
index 3a8113e..7bc0e4e 100644
--- a/lib/calcms/aggregator.pm
+++ b/lib/calcms/aggregator.pm
@@ -9,7 +9,7 @@ use comments();
 use calendar();
 use project();
 
-use base 'Exporter';
+#use base 'Exporter';
 our @EXPORT_OK = qw(get_cache configure_cache put_cache get_list check_params);
 
 sub get_list($$) {
diff --git a/lib/calcms/audio_recordings.pm b/lib/calcms/audio_recordings.pm
index ff93c96..1eefc62 100644
--- a/lib/calcms/audio_recordings.pm
+++ b/lib/calcms/audio_recordings.pm
@@ -7,7 +7,7 @@ no warnings 'redefine';
 use Data::Dumper;
 use db();
 
-use base 'Exporter';
+#use base 'Exporter';
 our @EXPORT_OK = qw(get_columns get);
 
 # columns:
diff --git a/lib/calcms/auth.pm b/lib/calcms/auth.pm
index 50c499b..2c2ac01 100644
--- a/lib/calcms/auth.pm
+++ b/lib/calcms/auth.pm
@@ -12,7 +12,7 @@ use Authen::Passphrase::BlowfishCrypt();
 use time();
 use user_sessions ();
 
-use base 'Exporter';
+#use base 'Exporter';
 our @EXPORT_OK = qw(get_user login logout crypt_password);
 my $defaultExpiration = 60;
 
diff --git a/lib/calcms/calendar.pm b/lib/calcms/calendar.pm
index 70be184..7a3c188 100644
--- a/lib/calcms/calendar.pm
+++ b/lib/calcms/calendar.pm
@@ -10,7 +10,7 @@ use Date::Calc();
 use template();
 use events();
 
-use base 'Exporter';
+#use base 'Exporter';
 our @EXPORT_OK = qw(init get_cached_or_render get render get_calendar_weeks configure_cache);
 
 sub init() {
diff --git a/lib/calcms/comments.pm b/lib/calcms/comments.pm
index 23be77d..f4957fa 100644
--- a/lib/calcms/comments.pm
+++ b/lib/calcms/comments.pm
@@ -11,7 +11,7 @@ use markup();
 use template();
 use time();
 
-use base 'Exporter';
+#use base 'Exporter';
 our @EXPORT_OK =
   qw(init get_cached_or_render get modify_results render configure_cache get_query get_by_event get_level get_events check insert set_lock_status set_news_status lock update_comment_count sort);
 
diff --git a/lib/calcms/config.pm b/lib/calcms/config.pm
index 5a8b942..d04c9bd 100644
--- a/lib/calcms/config.pm
+++ b/lib/calcms/config.pm
@@ -7,7 +7,7 @@ no warnings 'redefine';
 use FindBin();
 use Config::General();
 
-use base 'Exporter';
+#use base 'Exporter';
 our @EXPORT_OK = qw(get set);
 
 my $config = undef;
diff --git a/lib/calcms/creole_wiki.pm b/lib/calcms/creole_wiki.pm
index ea50f08..e2ddfe2 100644
--- a/lib/calcms/creole_wiki.pm
+++ b/lib/calcms/creole_wiki.pm
@@ -7,7 +7,7 @@ no warnings 'redefine';
 use Data::Dumper;
 use markup();
 
-use base 'Exporter';
+#use base 'Exporter';
 our @EXPORT_OK =
   qw(extractEventFromWikiText removeMeta eventToWikiText extractMeta removeMeta metaToWiki);
 
diff --git a/lib/calcms/db.pm b/lib/calcms/db.pm
index 00a0f47..8421068 100644
--- a/lib/calcms/db.pm
+++ b/lib/calcms/db.pm
@@ -8,7 +8,7 @@ use DBD::mysql();
 use Digest::MD5 qw();
 use Data::Dumper;
 
-use base 'Exporter';
+#use base 'Exporter';
 our @EXPORT_OK = qw(
   connect disconnect
   get insert put
diff --git a/lib/calcms/eventOps.pm b/lib/calcms/eventOps.pm
index 75c6fa6..8036b8a 100644
--- a/lib/calcms/eventOps.pm
+++ b/lib/calcms/eventOps.pm
@@ -13,7 +13,7 @@ use studios();
 use series_events();
 use user_stats();
 
-use base 'Exporter';
+#use base 'Exporter';
 our @EXPORT_OK = qw(
   setAttributesFromSeriesTemplate
   setAttributesFromSchedule
diff --git a/lib/calcms/event_history.pm b/lib/calcms/event_history.pm
index ac0ccbb..405958f 100644
--- a/lib/calcms/event_history.pm
+++ b/lib/calcms/event_history.pm
@@ -6,7 +6,7 @@ no warnings 'redefine';
 
 use Data::Dumper;
 
-use base 'Exporter';
+#use base 'Exporter';
 our @EXPORT_OK   = qw(get_columns get get_by_id insert insert_by_event_id delete);
 
 sub debug;
diff --git a/lib/calcms/events.pm b/lib/calcms/events.pm
index 8984926..386bd1a 100644
--- a/lib/calcms/events.pm
+++ b/lib/calcms/events.pm
@@ -17,7 +17,7 @@ use log();
 use project();
 use studios();
 
-use base 'Exporter';
+#use base 'Exporter';
 our @EXPORT_OK = qw(
   init
   get_cached_or_render
diff --git a/lib/calcms/images.pm b/lib/calcms/images.pm
index 74e84da..cf7db0c 100644
--- a/lib/calcms/images.pm
+++ b/lib/calcms/images.pm
@@ -8,7 +8,7 @@ use config();
 use template();
 use Data::Dumper;
 
-use base 'Exporter';
+#use base 'Exporter';
 our @EXPORT_OK = qw(get insert update insert_or_update delete delete_files);
 
 #column 'created_at' will be set at insert
diff --git a/lib/calcms/localization.pm b/lib/calcms/localization.pm
index 484674b..ad9bc42 100644
--- a/lib/calcms/localization.pm
+++ b/lib/calcms/localization.pm
@@ -8,7 +8,7 @@ use Data::Dumper;
 use uac();
 use user_settings();
 
-use base 'Exporter';
+#use base 'Exporter';
 our @EXPORT_OK = qw(get getJavascript);
 
 sub debug;
diff --git a/lib/calcms/log.pm b/lib/calcms/log.pm
index 84d35ed..a4df952 100644
--- a/lib/calcms/log.pm
+++ b/lib/calcms/log.pm
@@ -4,7 +4,7 @@ use strict;
 use warnings;
 no warnings 'redefine';
 
-use base 'Exporter';
+#use base 'Exporter';
 our @EXPORT_OK = qw(error load_file save_file append_file);
 
 use config();
diff --git a/lib/calcms/markup.pm b/lib/calcms/markup.pm
index fbf3117..556e9b9 100644
--- a/lib/calcms/markup.pm
+++ b/lib/calcms/markup.pm
@@ -14,7 +14,7 @@ use Text::Markdown();
 
 use log();
 
-use base 'Exporter';
+#use base 'Exporter';
 our @EXPORT_OK =
   qw(fix_line_ends html_to_creole creole_to_html creole_to_plain plain_to_ical ical_to_plain ical_to_xml html_to_plain fix_utf8 uri_encode compress base26);
 
diff --git a/lib/calcms/params.pm b/lib/calcms/params.pm
index 6c1b12a..1456792 100644
--- a/lib/calcms/params.pm
+++ b/lib/calcms/params.pm
@@ -7,7 +7,7 @@ no warnings 'redefine';
 use Data::Dumper;
 use Apache2::Request();
 
-use base 'Exporter';
+#use base 'Exporter';
 our @EXPORT_OK = qw(get isJson);
 
 sub debug;
diff --git a/lib/calcms/password_requests.pm b/lib/calcms/password_requests.pm
index 3a4897d..6151384 100644
--- a/lib/calcms/password_requests.pm
+++ b/lib/calcms/password_requests.pm
@@ -8,7 +8,7 @@ use Data::Dumper;
 use Session::Token();
 
 # table:   calcms_password_requests
-use base 'Exporter';
+#use base 'Exporter';
 our @EXPORT_OK = qw(get insert delete get_columns);
 
 use mail;
diff --git a/lib/calcms/playout.pm b/lib/calcms/playout.pm
index aba9b83..2cb894f 100644
--- a/lib/calcms/playout.pm
+++ b/lib/calcms/playout.pm
@@ -10,7 +10,7 @@ use db();
 use time();
 use series_events();
 
-use base 'Exporter';
+#use base 'Exporter';
 our @EXPORT_OK = qw(get_columns get sync);
 
 sub debug;
diff --git a/lib/calcms/project.pm b/lib/calcms/project.pm
index cba7be9..e309b10 100644
--- a/lib/calcms/project.pm
+++ b/lib/calcms/project.pm
@@ -12,7 +12,7 @@ use log();
 use template();
 use images();
 
-use base 'Exporter';
+#use base 'Exporter';
 our @EXPORT_OK = qw(
   check get_columns get insert delete get_date_range
   get_studios assign_studio unassign_studio is_studio_assigned get_studio_assignments
diff --git a/lib/calcms/roles.pm b/lib/calcms/roles.pm
index 5572786..eb3f1a6 100644
--- a/lib/calcms/roles.pm
+++ b/lib/calcms/roles.pm
@@ -8,7 +8,7 @@ use Apache2::Reload();
 
 use config();
 
-use base 'Exporter';
+#use base 'Exporter';
 my @EXPORT_OK = qw(get_user get_user_permissions get_template_parameters get_jobs);
 
 my $ROLES = {
diff --git a/lib/calcms/series.pm b/lib/calcms/series.pm
index c17e53a..4382611 100644
--- a/lib/calcms/series.pm
+++ b/lib/calcms/series.pm
@@ -9,7 +9,7 @@ use Data::Dumper;
 use events();
 use images();
 
-use base 'Exporter';
+#use base 'Exporter';
 our @EXPORT_OK = qw(
   get_columns get insert update delete
   get_users add_user remove_user
diff --git a/lib/calcms/series_dates.pm b/lib/calcms/series_dates.pm
index 15e5941..92a70a0 100644
--- a/lib/calcms/series_dates.pm
+++ b/lib/calcms/series_dates.pm
@@ -16,7 +16,7 @@ use series_schedule();
 # table:   calcms_series_dates
 # columns: id, studio_id, series_id, start(datetime), end(datetime)
 # TODO: delete column schedule_id
-use base 'Exporter';
+#use base 'Exporter';
 our @EXPORT_OK = qw(get_columns get insert update delete get_dates get_series);
 
 sub debug;
diff --git a/lib/calcms/series_events.pm b/lib/calcms/series_events.pm
index 2b8d26b..0a5f45c 100644
--- a/lib/calcms/series_events.pm
+++ b/lib/calcms/series_events.pm
@@ -22,7 +22,7 @@ use images();
 
 # check permissions, insert and update events related to series
 
-use base 'Exporter';
+#use base 'Exporter';
 our @EXPORT_OK = qw(
   check_permission
   save_content
diff --git a/lib/calcms/series_schedule.pm b/lib/calcms/series_schedule.pm
index 59ccc31..f0364af 100644
--- a/lib/calcms/series_schedule.pm
+++ b/lib/calcms/series_schedule.pm
@@ -18,7 +18,7 @@ use series_dates();
 # month
 # nextDay (add 24 hours to start)
 
-use base 'Exporter';
+#use base 'Exporter';
 our @EXPORT_OK = qw(get_columns get insert update delete);
 
 sub debug;
diff --git a/lib/calcms/studio_timeslot_dates.pm b/lib/calcms/studio_timeslot_dates.pm
index 0ed9ae9..39dc4fb 100644
--- a/lib/calcms/studio_timeslot_dates.pm
+++ b/lib/calcms/studio_timeslot_dates.pm
@@ -12,7 +12,7 @@ use time();
 # table:   calcms_studio_timeslot_dates
 # columns: id, studio_id, start(datetime), end(datetime)
 # TODO: delete column schedule_id
-use base 'Exporter';
+#use base 'Exporter';
 our @EXPORT_OK   = qw(get_columns get insert update delete get_dates);
 
 sub debug;
diff --git a/lib/calcms/studio_timeslot_schedule.pm b/lib/calcms/studio_timeslot_schedule.pm
index 649b107..4bdd78a 100644
--- a/lib/calcms/studio_timeslot_schedule.pm
+++ b/lib/calcms/studio_timeslot_schedule.pm
@@ -10,7 +10,7 @@ use studio_timeslot_dates();
 # table:   calcms_studio_timeslot_schedule
 # columns: id, project_id, studio_id, start(datetime), end(datetime), end_date(date),
 #          frequency(days), duration(minutes), create_events(days), publish_events(days)
-use base 'Exporter';
+#use base 'Exporter';
 our @EXPORT_OK   = qw(get_columns get insert update delete);
 
 sub debug;
diff --git a/lib/calcms/studios.pm b/lib/calcms/studios.pm
index e5cc691..9e9d64b 100644
--- a/lib/calcms/studios.pm
+++ b/lib/calcms/studios.pm
@@ -7,7 +7,7 @@ no warnings 'redefine';
 use Data::Dumper;
 use images();
 
-use base 'Exporter';
+#use base 'Exporter';
 our @EXPORT_OK = qw(get_columns get get_by_id insert update delete check check_studio);
 
 sub debug;
diff --git a/lib/calcms/tags.pm b/lib/calcms/tags.pm
index 3252531..e4b4807 100644
--- a/lib/calcms/tags.pm
+++ b/lib/calcms/tags.pm
@@ -5,7 +5,7 @@ use warnings;
 no warnings 'redefine';
 use Data::Dumper;
 
-use base 'Exporter';
+#use base 'Exporter';
 our @EXPORT_OK   = qw(get_tags);
 
 sub get_tags($) {
diff --git a/lib/calcms/template.pm b/lib/calcms/template.pm
index 39a49ed..b99185a 100644
--- a/lib/calcms/template.pm
+++ b/lib/calcms/template.pm
@@ -18,7 +18,7 @@ use project();
 use log();
 use roles();
 
-use base 'Exporter';
+#use base 'Exporter';
 our @EXPORT_OK = qw(check process exit_on_missing_permission clear_cache);
 
 # TODO:config
diff --git a/lib/calcms/time.pm b/lib/calcms/time.pm
index 328ad14..4c77d49 100644
--- a/lib/calcms/time.pm
+++ b/lib/calcms/time.pm
@@ -14,7 +14,7 @@ use Data::Dumper;
 
 use config();
 
-use base 'Exporter';
+#use base 'Exporter';
 our @EXPORT_OK = qw(
   format_datetime format_time
   date_format time_format
diff --git a/lib/calcms/uac.pm b/lib/calcms/uac.pm
index df2b28d..b2c3a4d 100644
--- a/lib/calcms/uac.pm
+++ b/lib/calcms/uac.pm
@@ -15,7 +15,7 @@ use studios();
 use user_settings();
 use user_default_studios();
 
-use base 'Exporter';
+#use base 'Exporter';
 our @EXPORT_OK = qw(
   get_user get_users update_user insert_user delete_user
   get_roles insert_role update_role  get_role_columns
diff --git a/lib/calcms/user_sessions.pm b/lib/calcms/user_sessions.pm
index 8ec069e..e826d4a 100644
--- a/lib/calcms/user_sessions.pm
+++ b/lib/calcms/user_sessions.pm
@@ -18,7 +18,7 @@ use time;
 # start (timestamp),
 # end (timestamp),
 
-use base 'Exporter';
+#use base 'Exporter';
 our @EXPORT_OK = qw(get_columns get insert update delete);
 
 sub debug;
diff --git a/lib/calcms/user_settings.pm b/lib/calcms/user_settings.pm
index 1e80718..1881cf2 100644
--- a/lib/calcms/user_settings.pm
+++ b/lib/calcms/user_settings.pm
@@ -9,7 +9,7 @@ use series_dates();
 
 # table:   calcms_user_settings
 # columns: user, colors
-use base 'Exporter';
+#use base 'Exporter';
 our @EXPORT_OK = qw(getColors getColorCss get insert update delete get_columns defaultColors);
 
 sub debug;
diff --git a/lib/calcms/user_stats.pm b/lib/calcms/user_stats.pm
index 5320635..b29571c 100644
--- a/lib/calcms/user_stats.pm
+++ b/lib/calcms/user_stats.pm
@@ -5,7 +5,7 @@ use warnings;
 no warnings 'redefine';
 use Data::Dumper;
 
-use base 'Exporter';
+#use base 'Exporter';
 our @EXPORT_OK = qw(get_columns get update insert get_stats increase);
 
 sub debug;
diff --git a/lib/calcms/work_dates.pm b/lib/calcms/work_dates.pm
index 6a1cd4d..765edb1 100644
--- a/lib/calcms/work_dates.pm
+++ b/lib/calcms/work_dates.pm
@@ -16,7 +16,7 @@ use work_schedule();
 # table:   calcms_work_dates
 # columns: id, studio_id, schedule_id, start(datetime), end(datetime)
 # TODO: delete column schedule_id
-use base 'Exporter';
+#use base 'Exporter';
 our @EXPORT_OK = qw(get_columns get insert update delete get_dates);
 
 sub debug;
diff --git a/lib/calcms/work_schedule.pm b/lib/calcms/work_schedule.pm
index a543730..52c7002 100644
--- a/lib/calcms/work_schedule.pm
+++ b/lib/calcms/work_schedule.pm
@@ -17,7 +17,7 @@ use series_dates();
 # week_of_month (1..5)
 # month
 
-use base 'Exporter';
+#use base 'Exporter';
 our @EXPORT_OK = qw(get_columns get insert update delete);
 
 sub debug;