it's a pity; it's a shame; frustrating(Hi Dan, we had a change of plans this weekend due to the new regulations made by the health officials for the next two weeks. Frustrating, but we're following the rules. – Обидно, но ...ART Vancouver); disheartening(It is disheartening ... • "I get it. It's the guy's building. He owns it and obviously he didn't want the painting on there. But it's still kind of disheartening to see all these hours of work, just painted over," he said.cbc.caART Vancouver); pity
it was a shame(It was a shame, but as he said, you couldn't have everything in life. – Обидно, но, как он сказал, счастье никогда не бывает полным. Alex_Odeychuk)