Even before Covid-19 and the high street shutdown, Mike Ashley was already feeling pain in Ireland. The approved accounts for Heatons Unlimited, the retail magnate’s main Irish company, the year ending April 28, 2019 show falling sales, a hefty loss and significant issues with its property leases.  The directors flagged property as its biggest issue, and the company behind Heatons and Sports Direct in Ireland made a provision for onerous leases of a whopping €26.8 million during the year. Now, however, the company’s issue over its leases is set to come before the courts. Balrath Commercial Property Holdings has issued…