Check status of block propagation manager before starting or stopping #4122
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Signed-off-by: Daniel Lehrner daniel.lehrner@consensys.net
PR description
In
DefaultSynchronizer
check if theBlockPropagationManager
is running before starting or stopping it. This avoids an exception or warning if it is started or stopped more than once respectively.Fixed Issue(s)
fixes #4121
Documentation
doc-change-required
label to this PR ifupdates are required.
Changelog