Re: reversion to 3.8.2 fails

This is just a guess, but you could try deleting:

~/.cache/grc_gnuradio/cache.json

Ron

On 2/19/21 07:16, Tom McDermott wrote:
> I removed gnuradio (3.9), changed the PPA to point to
> gnuradio-release-3.8, updated, and installed.
>
> Gnuradio got replaced with 3.8.2.    However all flowgraphs are
> still broken, initial problems areh the number of parameters being wrong
> on lots of blocks.  For example:
>
> Traceback (most recent call last):
>   File "/home/tom/Desktop/top_block.py", line 285, in <module>
>     main()
>   File "/home/tom/Desktop/top_block.py", line 261, in main
>     tb = top_block_cls()
>   File "/home/tom/Desktop/top_block.py", line 131, in __init__
>     self._RxF0_win = RangeWidget(self._RxF0_range, self.set_RxF0,
> 'RxF0', "counter_slider", float, QtCore.Qt.Horizontal)
> TypeError: __init__() takes from 5 to 6 positional arguments but 7
> were given
>
>