pkg_resources.VersionConflict Tensorflow-Songbird

I followed your advice but qiime does not work anymore ...
I did:

conda create -n songbird_env songbird "pandas>=0.18.0,<1" -c conda-forge

I copy and paste some important/interesting pieces:

Remove existing environment (y/[n])? y
==> WARNING: A newer version of conda exists. <==
  current version: 4.8.2
  latest version: 4.8.3

tensorboard        conda-forge/osx-64::tensorboard-1.15.0-py37_0
  tensorflow         pkgs/main/osx-64::tensorflow-1.15.0-mkl_py37hb249377_0
  tensorflow-base    pkgs/main/osx-64::tensorflow-base-1.15.0-mkl_py37h032239d_0
  tensorflow-estima~ pkgs/main/noarch::tensorflow-estimator-1.15.1-pyh2649769_0

Proceed ([y]/n)? y


Downloading and Extracting Packages
pandas-0.25.3        | 10.3 MB   | ################################################################################################################################################## | 100% 
importlib_metadata-1 | 3 KB      | ################################################################################################################################################## | 100% 
tensorflow-base-1.15 | 75.8 MB   | ################################################################################################################################################## | 100% 
songbird-1.0.2       | 27 KB     | ################################################################################################################################################## | 100% 
setuptools-46.1.3    | 636 KB    | ################################################################################################################################################## | 100% 
tensorflow-1.15.0    | 4 KB      | ################################################################################################################################################## | 100% 
importlib-metadata-1 | 42 KB     | ################################################################################################################################################## | 100% 
wcwidth-0.1.9        | 20 KB     | ################################################################################################################################################## | 100% 
prompt-toolkit-3.0.5 | 232 KB    | ################################################################################################################################################## | 100% 
numpy-1.18.1         | 5.1 MB    | ################################################################################################################################################## | 100% 
tensorboard-1.15.0   | 3.8 MB    | ################################################################################################################################################## | 100% 
Preparing transaction: done
Verifying transaction: done
Executing transaction: done

then I did:

conda activate songbird_env

conda activate qiime2-2020.2

QIIME is caching your current deployment for improved performance. This may take a few moments and should only happen once per deployment.
Traceback (most recent call last):
  File "/Users/uli/miniconda3/envs/qiime2-2020.2/bin/qiime", line 11, in <module>
    sys.exit(qiime())
  File "/Users/uli/miniconda3/envs/qiime2-2020.2/lib/python3.6/site-packages/click/core.py", line 764, in __call__
    return self.main(*args, **kwargs)
  File "/Users/uli/miniconda3/envs/qiime2-2020.2/lib/python3.6/site-packages/click/core.py", line 716, in main
    with self.make_context(prog_name, args, **extra) as ctx:
  File "/Users/uli/miniconda3/envs/qiime2-2020.2/lib/python3.6/site-packages/click/core.py", line 641, in make_context
    self.parse_args(ctx, args)
  File "/Users/uli/miniconda3/envs/qiime2-2020.2/lib/python3.6/site-packages/q2cli/click/command.py", line 43, in parse_args
    return super().parse_args(ctx, args)
  File "/Users/uli/miniconda3/envs/qiime2-2020.2/lib/python3.6/site-packages/click/core.py", line 1086, in parse_args
    echo(ctx.get_help(), color=ctx.color)
  File "/Users/uli/miniconda3/envs/qiime2-2020.2/lib/python3.6/site-packages/click/core.py", line 516, in get_help
    return self.command.get_help(self)
  File "/Users/uli/miniconda3/envs/qiime2-2020.2/lib/python3.6/site-packages/click/core.py", line 879, in get_help
    self.format_help(ctx, formatter)
  File "/Users/uli/miniconda3/envs/qiime2-2020.2/lib/python3.6/site-packages/click/core.py", line 898, in format_help
    self.format_options(ctx, formatter)
  File "/Users/uli/miniconda3/envs/qiime2-2020.2/lib/python3.6/site-packages/q2cli/click/command.py", line 157, in format_options
    for subcommand in self.list_commands(ctx):
  File "/Users/uli/miniconda3/envs/qiime2-2020.2/lib/python3.6/site-packages/q2cli/commands.py", line 92, in list_commands
    plugins = sorted(self._plugin_lookup)
  File "/Users/uli/miniconda3/envs/qiime2-2020.2/lib/python3.6/site-packages/q2cli/commands.py", line 76, in _plugin_lookup
    import q2cli.core.cache
  File "/Users/uli/miniconda3/envs/qiime2-2020.2/lib/python3.6/site-packages/q2cli/core/cache.py", line 404, in <module>
    CACHE = DeploymentCache()
  File "/Users/uli/miniconda3/envs/qiime2-2020.2/lib/python3.6/site-packages/q2cli/core/cache.py", line 61, in __init__
    self._state = self._get_cached_state(refresh=refresh)
  File "/Users/uli/miniconda3/envs/qiime2-2020.2/lib/python3.6/site-packages/q2cli/core/cache.py", line 107, in _get_cached_state
    self._cache_current_state(current_requirements)
  File "/Users/uli/miniconda3/envs/qiime2-2020.2/lib/python3.6/site-packages/q2cli/core/cache.py", line 200, in _cache_current_state
    state = self._get_current_state()
  File "/Users/uli/miniconda3/envs/qiime2-2020.2/lib/python3.6/site-packages/q2cli/core/cache.py", line 238, in _get_current_state
    plugin_manager = qiime2.sdk.PluginManager()
  File "/Users/uli/miniconda3/envs/qiime2-2020.2/lib/python3.6/site-packages/qiime2/sdk/plugin_manager.py", line 54, in __new__
    self._init(add_plugins=add_plugins)
  File "/Users/uli/miniconda3/envs/qiime2-2020.2/lib/python3.6/site-packages/qiime2/sdk/plugin_manager.py", line 81, in _init
    plugin = entry_point.load()
  File "/Users/uli/miniconda3/envs/qiime2-2020.2/lib/python3.6/site-packages/pkg_resources/__init__.py", line 2444, in load
    self.require(*args, **kwargs)
  File "/Users/uli/miniconda3/envs/qiime2-2020.2/lib/python3.6/site-packages/pkg_resources/__init__.py", line 2467, in require
    items = working_set.resolve(reqs, env, installer, extras=self.extras)
  File "/Users/uli/miniconda3/envs/qiime2-2020.2/lib/python3.6/site-packages/pkg_resources/__init__.py", line 792, in resolve
    raise VersionConflict(dist, req).with_context(dependent_req)
pkg_resources.VersionConflict: (tensorflow 1.15.0 (/Users/uli/miniconda3/envs/qiime2-2020.2/lib/python3.6/site-packages), Requirement.parse('tensorflow<2,>=1.15.2'))
(qiime2-2020.2) Ulis-MacBook-Pro:redsea uli$