I think this a limitation of the MQL sandbox but I thought I'd ask here just to double check.
I have an indicator the needs to create an arbitrary number of "indicator buffers" based on the input parameters e.g. If the user wants to show 5 results then I need 5 buffers, if they chose 3 then I only need 3 buffers. I've tried the following:
9047: (remember this does not work/compile primarily because the arrays inside the buffer_t structs are not initialised):