The HSE says staff will be paid today despite the cyber-attack - but there may be mistakes with the amounts they receive.
It says basic pay and allowances will be paid as normal, but there may be issues with overtime and other extras.
The executive says any problems will be fixed in the coming weeks.
Staff currently aren't able to make travel and subsistence claims, as the system is down.
178 Wicklow Homeowners Have Successfully Tapped Into The Vacant Property Refurbishment Grant
Over €2.75 million in government grants has restored 51 vacant properties across the county as Minister for Housing warns against the scourge of dereliction
Wicklow's Hurling And Camogie Stars Earn International Rules Call-Ups
The Irish camogie and hurling squads for the International Rules Series in Inverness have been confirmed
Bray To Greystones Cliff Walk Campaigners To Oversee Open Public Meeting On Long-Standing Closure
There are increasing concerns from local businesses and the wider community with the ongoing closure of the Cliff Walk and the urgent need for action by Wicklow County Council
Public Consultation Opens On Dart+ Coastal Plans Featuring Major Upgrades For Bray-Greystones Service
New Bray-Greystones Dart plan aims to increase frequency of trains by 50pc
No Drones Please! Wicklow Mountains Airspace Gets a Temporary No-Fly Zone
Airspace within the TRA is restricted to use by aircraft authorised by the Permanent Defence Forces for five days.
8:00pm - 10:00pm
Love Songs on the Coast
Sunny intervals
High: 13°C | Low: 6°C
Sunny intervals
High: 14°C | Low: 7°C
Sunny intervals
High: 13°C | Low: 6°C
Sunny intervals
High: 13°C | Low: 6°C
Sunny intervals
High: 13°C | Low: 7°C