Activation errors

Hi, just installed and activated and ran into these errors. Any hint as to why?

Warning: filesize(): stat failed for /<rootdir>/wp-content/uploads/wpo/images/wpo_logo_small.png.webp.lossless.webp in /<rootdir>/wp-content/plugins/wp-optimize/vendor/rosell-dk/webp-convert/src/Convert/Converters/AbstractConverter.php on line 216

Warning: filesize(): stat failed for /<rootdir>/wp-content/uploads/wpo/images/wpo_logo_small.png.webp.lossless.webp in /<rootdir>/wp-content/plugins/wp-optimize/vendor/rosell-dk/webp-convert/src/Convert/Converters/ConverterTraits/EncodingAutoTrait.php on line 70

Warning: filesize(): stat failed for /<rootdir>/wp-content/uploads/wpo/images/wpo_logo_small.png.webp.lossy.webp in /<rootdir>/wp-content/plugins/wp-optimize/vendor/rosell-dk/webp-convert/src/Convert/Converters/ConverterTraits/EncodingAutoTrait.php on line 70

Warning: unlink(/<rootdir>/wp-content/uploads/wpo/images/wpo_logo_small.png.webp.lossy.webp): No such file or directory in /<rootdir>/wp-content/plugins/wp-optimize/vendor/rosell-dk/webp-convert/src/Convert/Converters/ConverterTraits/EncodingAutoTrait.php on line 76

Warning: rename(/<rootdir>/wp-content/uploads/wpo/images/wpo_logo_small.png.webp.lossless.webp,/<rootdir>/wp-content/uploads/wpo/images/wpo_logo_small.png.webp): No such file or directory in /<rootdir>/wp-content/plugins/wp-optimize/vendor/rosell-dk/webp-convert/src/Convert/Converters/ConverterTraits/EncodingAutoTrait.php on line 77

Warning: mkdir(): File exists in /<rootdir>/wp-content/plugins/wp-optimize/vendor/rosell-dk/htaccess-capability-tester/src/SimpleTestFileLineUpper.php on line 14

Fatal error: Uncaught Exception: Failed creating dir: /<rootdir>/wp-content/uploads/wpo//server-signature/off in /<rootdir>/wp-content/plugins/wp-optimize/vendor/rosell-dk/htaccess-capability-tester/src/SimpleTestFileLineUpper.php:16 Stack trace: #0 /<rootdir>/wp-content/plugins/wp-optimize/vendor/rosell-dk/htaccess-capability-tester/src/SimpleTestFileLineUpper.php(44): HtaccessCapabilityTester\SimpleTestFileLineUpper->writeFileIfMissingOrChanged(Array) #1 /<rootdir>/wp-content/plugins/wp-optimize/vendor/rosell-dk/htaccess-capability-tester/src/SimpleTestFileLineUpper.php(94): HtaccessCapabilityTester\SimpleTestFileLineUpper->writeMissingAndChangedFiles(Array) #2 /<rootdir>/wp-content/plugins/wp-optimize/vendor/rosell-dk/htaccess-capability-tester/src/Testers/AbstractTester.php(153): HtaccessCapabilityTester\SimpleTestFileLineUpper->lineUp(Array) #3 /<rootdir>/wp-content/plugins/wp-optimize/vendor/rosell-dk/htaccess-capability-tester/src/Testers/AbstractTester.php(103): HtaccessCapabilityTester\Testers\AbstractTester->lineUpTestFiles() #4 /<rootdir>/wp-content/plugins/wp-optimize/vendor/rosell-dk/htaccess-capability-tester/src/Testers/CustomTester.php(180): HtaccessCapabilityTester\Testers\AbstractTester->prepareForRun('/home/dh_75rp3r...', 'https://staging...') #5 /<rootdir>/wp-content/plugins/wp-optimize/vendor/rosell-dk/htaccess-capability-tester/src/Testers/CustomTester.php(222): HtaccessCapabilityTester\Testers\CustomTester->realRun('/home/dh_75rp3r...', 'https://staging...') #6 /<rootdir>/wp-content/plugins/wp-optimize/vendor/rosell-dk/htaccess-capability-tester/src/HtaccessCapabilityTester.php(86): HtaccessCapabilityTester\Testers\CustomTester->run('/home/dh_75rp3r...', 'https://staging...') #7 /<rootdir>/wp-content/plugins/wp-optimize/vendor/rosell-dk/htaccess-capability-tester/src/HtaccessCapabilityTester.php(210): HtaccessCapabilityTester\HtaccessCapabilityTester->runTest(Object(HtaccessCapabilityTester\Testers\ServerSignatureTester)) #8 /<rootdir>/wp-content/plugins/wp-optimize/vendor/rosell-dk/htaccess-capability-tester/src/Testers/HtaccessEnabledTester.php(67): HtaccessCapabilityTester\HtaccessCapabilityTester->serverSignatureWorks() #9 /<rootdir>/wp-content/plugins/wp-optimize/vendor/rosell-dk/htaccess-capability-tester/src/HtaccessCapabilityTester.php(86): HtaccessCapabilityTester\Testers\HtaccessEnabledTester->run('/home/dh_75rp3r...', 'https://staging...') #10 /<rootdir>/wp-content/plugins/wp-optimize/vendor/rosell-dk/htaccess-capability-tester/src/HtaccessCapabilityTester.php(128): HtaccessCapabilityTester\HtaccessCapabilityTester->runTest(Object(HtaccessCapabilityTester\Testers\HtaccessEnabledTester)) #11 /<rootdir>/wp-content/plugins/wp-optimize/webp/class-wpo-htaccess-capabilities.php(18): HtaccessCapabilityTester\HtaccessCapabilityTester->htaccessEnabled() #12 /<rootdir>/wp-content/plugins/wp-optimize/webp/class-wpo-htaccess-capabilities.php(31): WPO_Htaccess_Capabilities->__construct() #13 /<rootdir>/wp-content/plugins/wp-optimize/webp/class-wp-optimize-webp.php(73): WPO_Htaccess_Capabilities::get_instance() #14 /<rootdir>/wp-content/plugins/wp-optimize/webp/class-wp-optimize-webp.php(20): WP_Optimize_WebP->set_rewrite_status() #15 /<rootdir>/wp-content/plugins/wp-optimize/webp/class-wp-optimize-webp.php(34): WP_Optimize_WebP->__construct() #16 /<rootdir>/wp-content/plugins/wp-optimize/wp-optimize.php(281): WP_Optimize_WebP::get_instance() #17 /<rootdir>/wp-content/plugins/wp-optimize/wp-optimize.php(579): WP_Optimize->get_webp_instance() #18 /<rootdir>/wp-includes/class-wp-hook.php(307): WP_Optimize->plugins_loaded('') #19 /<rootdir>/wp-includes/class-wp-hook.php(331): WP_Hook->apply_filters(NULL, Array) #20 /<rootdir>/wp-includes/plugin.php(476): WP_Hook->do_action(Array) #21 /<rootdir>/wp-settings.php(461): do_action('plugins_loaded') #22 /<rootdir>/wp-config.php(109): require_once('/home/dh_75rp3r...') #23 /<rootdir>/wp-load.php(50): require_once('/home/dh_75rp3r...') #24 /<rootdir>/wp-admin/admin.php(34): require_once('/home/dh_75rp3r...') #25 /<rootdir>/wp-admin/plugins.php(10): require_once('/home/dh_75rp3r...') #26 {main} thrown in /<rootdir>/wp-content/plugins/wp-optimize/vendor/rosell-dk/htaccess-capability-tester/src/SimpleTestFileLineUpper.php on line 16

Notice: Function is_embed was called incorrectly. Conditional query tags do not work before the query is run. Before then, they always return false. Please see Debugging in WordPress for more information. (This message was added in version 3.1.0.) in /<rootdir>/wp-includes/functions.php on line 5831

Notice: Function is_search was called incorrectly. Conditional query tags do not work before the query is run. Before then, they always return false. Please see Debugging in WordPress for more information. (This message was added in version 3.1.0.) in /<rootdir>/wp-includes/functions.php on line 5831