They didn't tell me that they had system issues, I...

They didn't tell me that they had system issues, I took a day's leave and drove all the way from Midrand just to be told I can't write my exam because the system wasn't working as expected. I'm so upset, a notification email or SMS would've be considerate. This seems to happen a lot because I similar reviews. Please look into this problem as it seems to be reoccurring