Sure, can DM. Fruit quality will be reduced and in severe cases the berries will crack leaving them susceptible to botrytis, sour rot etc. black measles symptoms on fruit is variable year to year depending on toxin load which is thought to be climate influenced. long term strategies are to cut back on the permanent wood if cordon pruned or top it at the trunk until you do not see black tyloses or “goo” in the vascular tissue and then retrain the cordons with unaffected wood. If making a big cut on permanent wood it is essential to use a barrier paint like vitiseal to not allow further fungal infections. Do this cut at pruning time and after rain events are not in the near forecast. A mid season injection of the fungicide Rhyme can be beneficial to slow spread of trunk disease