System Studio giving "Failed to find Intel OpenCL platform on local host"

On opening System Studio, I get:

Then after closing that message, I get the next one:

Then finally:

Here's some info from the shell:

beast:~/dev/IntelOpenCLClass/OCL_19_1$ aocl list-devices
--------------------------------------------------------------------
Device Name:
acl0
 
BSP Install Location:
/home/okramer/intelFPGA_pro/19.3/hld/board/a10_ref
 
Vendor: Intel(R) Corporation
 
Phys Dev Name  Status   Information
 
acla10_ref0   Passed   Arria 10 Reference Platform (acla10_ref0)
                       PCIe dev_id = 2494, bus:slot.func = a1:00.00, Gen3 x8
                       FPGA temperature = 50.5781 degrees C.
 
DIAGNOSTIC_PASSED
--------------------------------------------------------------------
beast:~/dev/IntelOpenCLClass/OCL_19_1$ aoc -rtl SimpleKernel.cl
aoc: Running OpenCL parser....
aoc: OpenCL parser completed 
aoc: Linking Object files....
aoc: Optimizing and doing static analysis of code...
aoc: First stage compilation completed successfully.
aoc: Archiving the work directory
beast:~/dev/IntelOpenCLClass/OCL_19_1$ 
beast:~/dev/IntelOpenCLClass/OCL_19_1$ echo $INTELFPGAOCLSDKROOT 
/home/okramer/intelFPGA_pro/19.3/hld
beast:~/dev/IntelOpenCLClass/OCL_19_1$ echo $AOCL_BOARD_PACKAGE_ROOT 
/home/okramer/intelFPGA_pro/19.3/hld/board/a10_ref
beast:~/dev/IntelOpenCLClass/OCL_19_1$ echo $QSYS_ROOTDIR 
/home/okramer/intelFPGA_pro/19.3/qsys/bin
beast:~/dev/IntelOpenCLClass/OCL_19_1$ echo $QUARTUS_ROOTDIR
/home/okramer/intelFPGA_pro/19.3/quartus