diff --git a/addons/base_calendar/security/ir.model.access.csv b/addons/base_calendar/security/ir.model.access.csv
index 7db870d9053..196e740a6e1 100644
--- a/addons/base_calendar/security/ir.model.access.csv
+++ b/addons/base_calendar/security/ir.model.access.csv
@@ -7,7 +7,7 @@ access_calendar_event,calendar.event,model_calendar_event,base.group_user,1,1,1,
 access_calendar_attendee_survey_user,calendar.attendee,model_calendar_attendee,base.group_survey_user,1,0,0,0
 access_crm_meeting_manager,crm.meeting.manager,model_crm_meeting,base.group_sale_manager,1,1,1,1
 access_crm_meeting,crm.meeting,model_crm_meeting,base.group_sale_salesman,1,1,1,0
-access_crm_meeting_all,crm.meeting_allll,model_crm_meeting,base.group_user,1,0,0,0
+access_crm_meeting_all,crm.meeting_allll,model_crm_meeting,base.group_user,1,1,0,0
 access_crm_meeting_partner_manager,crm.meeting.partner.manager,model_crm_meeting,base.group_partner_manager,1,1,1,1
 access_crm_meeting_type_sale_manager,crm.meeting.type.manager,model_crm_meeting_type,base.group_sale_manager,1,1,1,0
 access_crm_meeting_type_sale_user,crm.meeting.type.user,model_crm_meeting_type,base.group_user,1,0,0,0
diff --git a/addons/base_calendar/static/src/js/base_calendar.js b/addons/base_calendar/static/src/js/base_calendar.js
index 434cf75416a..3ab3bbf2f86 100644
--- a/addons/base_calendar/static/src/js/base_calendar.js
+++ b/addons/base_calendar/static/src/js/base_calendar.js
@@ -15,7 +15,7 @@ instance.base_calendar = {}
         },
         start: function() {
             var self = this;
-            if(instance.session.session_is_valid(self.db)) {
+            if(instance.session.session_is_valid(self.db) && instance.session.username != "anonymous") {
                 self.redirect_meeting_view(self.db,self.action,self.id,self.view);
             } else {
                 self.open_invitation_form(self.attendee_data);
diff --git a/addons/base_calendar/static/src/xml/base_calender.xml b/addons/base_calendar/static/src/xml/base_calendar.xml
similarity index 100%
rename from addons/base_calendar/static/src/xml/base_calender.xml
rename to addons/base_calendar/static/src/xml/base_calendar.xml
diff --git a/addons/portal/security/ir.model.access.csv b/addons/portal/security/ir.model.access.csv
index 26b0b4895e8..450043e8118 100644
--- a/addons/portal/security/ir.model.access.csv
+++ b/addons/portal/security/ir.model.access.csv
@@ -6,4 +6,6 @@ access_mail_followers_portal,mail.followers.portal,mail.model_mail_followers,gro
 access_res_partner_portal,res.partner.portal,base.model_res_partner,portal.group_portal,1,0,0,0
 access_acquirer,portal.payment.acquirer,portal.model_portal_payment_acquirer,,1,0,0,0
 access_acquirer_all,portal.payment.acquirer,portal.model_portal_payment_acquirer,base.group_system,1,1,1,1
-access_ir_attachment_group_portal,ir.attachment group_portal,base.model_ir_attachment,portal.group_portal,1,0,1,0
\ No newline at end of file
+access_ir_attachment_group_portal,ir.attachment group_portal,base.model_ir_attachment,portal.group_portal,1,0,1,0
+access_crm_meeting_portal,crm.meeting.portal,base_calendar.model_crm_meeting,portal.group_portal,1,1,0,0
+access_crm_meeting_type_portal,crm.meeting.type.portal,base_calendar.model_crm_meeting_type,portal.group_portal,1,0,0,0