diff --git a/network/cmd/network_chain_publish.go b/network/cmd/network_chain_publish.go
index c2ab51e0..bc283bfe 100644
--- a/network/cmd/network_chain_publish.go
+++ b/network/cmd/network_chain_publish.go
@@ -85,7 +85,7 @@ the "--account-balance" flag with a list of coins.
 	c.Flags().String(flagGenesisURL, "", "URL to a custom Genesis")
 	c.Flags().String(flagGenesisConfig, "", "name of an Ignite config file in the repo for custom Genesis")
 	c.Flags().String(flagChainID, "", "chain ID to use for this network")
-	c.Flags().Uint64(flagProject, 0, "project ID to use for this network")
+	c.Flags().Int64(flagProject, -1, "project ID to use for this network")
 	c.Flags().Bool(flagNoCheck, false, "skip verifying chain's integrity")
 	c.Flags().String(flagMetadata, "", "add chain metadata")
 	c.Flags().String(flagProjectTotalSupply, "", "add a total of the mainnet of a project")
@@ -116,7 +116,7 @@ func networkChainPublishHandler(cmd *cobra.Command, args []string) error {
 		genesisURL, _            = cmd.Flags().GetString(flagGenesisURL)
 		genesisConfig, _         = cmd.Flags().GetString(flagGenesisConfig)
 		chainID, _               = cmd.Flags().GetString(flagChainID)
-		project, _               = cmd.Flags().GetUint64(flagProject)
+		project, _               = cmd.Flags().GetInt64(flagProject)
 		noCheck, _               = cmd.Flags().GetBool(flagNoCheck)
 		metadata, _              = cmd.Flags().GetString(flagMetadata)
 		projectTotalSupplyStr, _ = cmd.Flags().GetString(flagProjectTotalSupply)
@@ -149,11 +149,11 @@ func networkChainPublishHandler(cmd *cobra.Command, args []string) error {
 		return err
 	}
 
-	if project != 0 && projectTotalSupplyStr != "" {
+	if project > -1 && projectTotalSupplyStr != "" {
 		return fmt.Errorf("%s and %s flags cannot be set together", flagProject, flagProjectTotalSupply)
 	}
 	if isMainnet {
-		if project == 0 && projectTotalSupplyStr == "" {
+		if project < 0 && projectTotalSupplyStr == "" {
 			return fmt.Errorf(
 				"%s flag requires one of the %s or %s flags to be set",
 				flagMainnet,
@@ -248,7 +248,7 @@ func networkChainPublishHandler(cmd *cobra.Command, args []string) error {
 
 	}
 
-	if project != 0 {
+	if project > -1 {
 		publishOptions = append(publishOptions, network.WithProject(project))
 	} else if projectTotalSupplyStr != "" {
 		totalSupply, err := sdk.ParseCoinsNormalized(projectTotalSupplyStr)
@@ -358,9 +358,7 @@ func networkChainPublishHandler(cmd *cobra.Command, args []string) error {
 	} else {
 		session.Printf("%s Launch ID: %d \n", icons.Bullet, launchID)
 	}
-	if projectID != 0 {
-		session.Printf("%s Project ID: %d \n", icons.Bullet, projectID)
-	}
+	session.Printf("%s Project ID: %d \n", icons.Bullet, projectID)
 
 	return nil
 }
diff --git a/network/network/client.go b/network/network/client.go
index a2bc0e01..c8a7d252 100644
--- a/network/network/client.go
+++ b/network/network/client.go
@@ -4,8 +4,6 @@ import (
 	"context"
 	"errors"
 
-	sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
-	"github.com/ignite/cli/v28/ignite/pkg/cosmoserror"
 	monitoringctypes "github.com/ignite/network/x/monitoringc/types"
 
 	"github.com/ignite/apps/network/network/networktypes"
@@ -52,7 +50,7 @@ func (n Network) verifiedClientIDs(ctx context.Context, launchID uint64) ([]stri
 		},
 	)
 
-	if errors.Is(cosmoserror.Unwrap(err), sdkerrors.ErrNotFound) {
+	if isNotFoundErr(err) {
 		return nil, ErrObjectNotFound
 	} else if err != nil {
 		return nil, err
diff --git a/network/network/errors.go b/network/network/errors.go
new file mode 100644
index 00000000..9d9366af
--- /dev/null
+++ b/network/network/errors.go
@@ -0,0 +1,22 @@
+package network
+
+import (
+	"google.golang.org/grpc/codes"
+	"google.golang.org/grpc/status"
+)
+
+func isNotFoundErr(err error) bool {
+	s, ok := status.FromError(err)
+	if ok {
+		switch s.Code() {
+		case codes.NotFound:
+			return true
+		case codes.Unknown:
+			if s.Message() == "not found: unknown request" {
+				return true
+			}
+			return false
+		}
+	}
+	return false
+}
diff --git a/network/network/node.go b/network/network/node.go
index 81fb2fe4..998b0ebe 100644
--- a/network/network/node.go
+++ b/network/network/node.go
@@ -5,12 +5,10 @@ import (
 	"encoding/base64"
 	"errors"
 
-	sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
 	stakingtypes "github.com/cosmos/cosmos-sdk/x/staking/types"
 	ibcclienttypes "github.com/cosmos/ibc-go/v8/modules/core/02-client/types"
 	ibcconntypes "github.com/cosmos/ibc-go/v8/modules/core/03-connection/types"
 	ibcchanneltypes "github.com/cosmos/ibc-go/v8/modules/core/04-channel/types"
-	"github.com/ignite/cli/v28/ignite/pkg/cosmoserror"
 	spntypes "github.com/ignite/network/pkg/types"
 	monitoringptypes "github.com/ignite/network/x/monitoringp/types"
 
@@ -133,7 +131,7 @@ func (n Node) connectionChannels(ctx context.Context, connectionID string) (chan
 	res, err := n.ibcChannelQuery.ConnectionChannels(ctx, &ibcchanneltypes.QueryConnectionChannelsRequest{
 		Connection: connectionID,
 	})
-	if errors.Is(cosmoserror.Unwrap(err), sdkerrors.ErrNotFound) {
+	if isNotFoundErr(err) {
 		return channels, nil
 	} else if err != nil {
 		return nil, err
@@ -149,7 +147,7 @@ func (n Node) clientConnections(ctx context.Context, clientID string) ([]string,
 	res, err := n.ibcConnQuery.ClientConnections(ctx, &ibcconntypes.QueryClientConnectionsRequest{
 		ClientId: clientID,
 	})
-	if errors.Is(cosmoserror.Unwrap(err), sdkerrors.ErrNotFound) {
+	if isNotFoundErr(err) {
 		return []string{}, nil
 	} else if err != nil {
 		return nil, err
@@ -171,7 +169,7 @@ func (n Node) consumerClientID(ctx context.Context) (string, error) {
 	res, err := n.monitoringProviderQuery.GetConsumerClientID(
 		ctx, &monitoringptypes.QueryGetConsumerClientIDRequest{},
 	)
-	if errors.Is(cosmoserror.Unwrap(err), sdkerrors.ErrNotFound) {
+	if isNotFoundErr(err) {
 		return "", ErrObjectNotFound
 	} else if err != nil {
 		return "", err
@@ -184,7 +182,7 @@ func (n Node) connectionChannelID(ctx context.Context) (string, error) {
 	res, err := n.monitoringProviderQuery.GetConnectionChannelID(
 		ctx, &monitoringptypes.QueryGetConnectionChannelIDRequest{},
 	)
-	if errors.Is(cosmoserror.Unwrap(err), sdkerrors.ErrNotFound) {
+	if isNotFoundErr(err) {
 		return "", ErrObjectNotFound
 	} else if err != nil {
 		return "", err
diff --git a/network/network/profile.go b/network/network/profile.go
index 244f529a..2f62ab19 100644
--- a/network/network/profile.go
+++ b/network/network/profile.go
@@ -5,9 +5,7 @@ import (
 	"errors"
 
 	sdk "github.com/cosmos/cosmos-sdk/types"
-	sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
 	banktypes "github.com/cosmos/cosmos-sdk/x/bank/types"
-	"github.com/ignite/cli/v28/ignite/pkg/cosmoserror"
 	"github.com/ignite/cli/v28/ignite/pkg/events"
 	profiletypes "github.com/ignite/network/x/profile/types"
 	projecttypes "github.com/ignite/network/x/project/types"
@@ -24,7 +22,7 @@ func (n Network) CoordinatorIDByAddress(ctx context.Context, address string) (ui
 		},
 	)
 
-	if errors.Is(cosmoserror.Unwrap(err), sdkerrors.ErrNotFound) {
+	if isNotFoundErr(err) {
 		return 0, ErrObjectNotFound
 	} else if err != nil {
 		return 0, err
@@ -88,7 +86,7 @@ func (n Network) Coordinator(ctx context.Context, address string) (networktypes.
 			CoordinatorId: coordinatorID,
 		},
 	)
-	if errors.Is(cosmoserror.Unwrap(err), sdkerrors.ErrNotFound) {
+	if isNotFoundErr(err) {
 		return networktypes.Coordinator{}, ErrObjectNotFound
 	} else if err != nil {
 		return networktypes.Coordinator{}, err
@@ -129,7 +127,7 @@ func (n Network) Validator(ctx context.Context, address string) (networktypes.Va
 	res, err := n.profileQuery.GetValidator(ctx, &profiletypes.QueryGetValidatorRequest{
 		Address: address,
 	})
-	if errors.Is(cosmoserror.Unwrap(err), sdkerrors.ErrNotFound) {
+	if isNotFoundErr(err) {
 		return networktypes.Validator{}, ErrObjectNotFound
 	} else if err != nil {
 		return networktypes.Validator{}, err
@@ -145,7 +143,7 @@ func (n Network) Balances(ctx context.Context, address string) (sdk.Coins, error
 			Address: address,
 		},
 	)
-	if errors.Is(cosmoserror.Unwrap(err), sdkerrors.ErrNotFound) {
+	if isNotFoundErr(err) {
 		return sdk.Coins{}, ErrObjectNotFound
 	} else if err != nil {
 		return sdk.Coins{}, err
diff --git a/network/network/project.go b/network/network/project.go
index 74844bc2..47ea15c0 100644
--- a/network/network/project.go
+++ b/network/network/project.go
@@ -2,12 +2,9 @@ package network
 
 import (
 	"context"
-	"errors"
 	"fmt"
 
 	sdk "github.com/cosmos/cosmos-sdk/types"
-	sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
-	"github.com/ignite/cli/v28/ignite/pkg/cosmoserror"
 	"github.com/ignite/cli/v28/ignite/pkg/events"
 	projecttypes "github.com/ignite/network/x/project/types"
 
@@ -53,7 +50,7 @@ func (n Network) Project(ctx context.Context, projectID uint64) (networktypes.Pr
 	res, err := n.projectQuery.GetProject(ctx, &projecttypes.QueryGetProjectRequest{
 		ProjectId: projectID,
 	})
-	if errors.Is(cosmoserror.Unwrap(err), sdkerrors.ErrNotFound) {
+	if isNotFoundErr(err) {
 		return networktypes.Project{}, ErrObjectNotFound
 	} else if err != nil {
 		return networktypes.Project{}, err
diff --git a/network/network/publish.go b/network/network/publish.go
index 819e929d..7a57b207 100644
--- a/network/network/publish.go
+++ b/network/network/publish.go
@@ -22,7 +22,7 @@ type publishOptions struct {
 	genesisURL       string
 	genesisConfig    string
 	chainID          string
-	projectID        uint64
+	projectID        int64
 	metadata         string
 	totalSupply      sdk.Coins
 	sharePercentages SharePercents
@@ -30,11 +30,16 @@ type publishOptions struct {
 	accountBalance   sdk.Coins
 }
 
+// hasProject check if the option has a project set.
+func (o publishOptions) hasProject() bool {
+	return o.projectID >= 0
+}
+
 // PublishOption configures chain creation.
 type PublishOption func(*publishOptions)
 
 // WithProject add a project id.
-func WithProject(id uint64) PublishOption {
+func WithProject(id int64) PublishOption {
 	return func(o *publishOptions) {
 		o.projectID = id
 	}
@@ -98,7 +103,7 @@ func Mainnet() PublishOption {
 
 // Publish submits Genesis to SPN to announce a new network.
 func (n Network) Publish(ctx context.Context, c Chain, options ...PublishOption) (launchID, projectID uint64, err error) {
-	o := publishOptions{}
+	o := publishOptions{projectID: -1}
 	for _, apply := range options {
 		apply(&o)
 	}
@@ -141,7 +146,7 @@ func (n Network) Publish(ctx context.Context, c Chain, options ...PublishOption)
 	if err != nil {
 		return 0, 0, err
 	}
-	projectID = o.projectID
+	projectID = uint64(o.projectID)
 
 	n.ev.Send("Publishing the network", events.ProgressStart())
 
@@ -162,9 +167,9 @@ func (n Network) Publish(ctx context.Context, c Chain, options ...PublishOption)
 	}
 
 	// check if a project associated to the chain is provided
-	if projectID != 0 {
+	if o.hasProject() {
 		_, err = n.projectQuery.GetProject(ctx, &projecttypes.QueryGetProjectRequest{
-			ProjectId: o.projectID,
+			ProjectId: projectID,
 		})
 		if err != nil {
 			return 0, 0, err
@@ -179,7 +184,7 @@ func (n Network) Publish(ctx context.Context, c Chain, options ...PublishOption)
 	}
 
 	// mint vouchers
-	if projectID != 0 && !o.sharePercentages.Empty() {
+	if o.hasProject() && !o.sharePercentages.Empty() {
 		totalSharesResp, err := n.projectQuery.TotalShares(ctx, &projecttypes.QueryTotalSharesRequest{})
 		if err != nil {
 			return 0, 0, err
@@ -251,7 +256,7 @@ func (n Network) Publish(ctx context.Context, c Chain, options ...PublishOption)
 			c.SourceURL(),
 			c.SourceHash(),
 			initialGenesis,
-			projectID != 0,
+			o.hasProject(),
 			projectID,
 			o.accountBalance,
 			metadata,
diff --git a/network/network/queries.go b/network/network/queries.go
index 9cad525f..be31a449 100644
--- a/network/network/queries.go
+++ b/network/network/queries.go
@@ -6,9 +6,7 @@ import (
 	"sort"
 	"sync"
 
-	sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
 	"github.com/cosmos/cosmos-sdk/types/query"
-	"github.com/ignite/cli/v28/ignite/pkg/cosmoserror"
 	"github.com/ignite/cli/v28/ignite/pkg/events"
 	launchtypes "github.com/ignite/network/x/launch/types"
 	projecttypes "github.com/ignite/network/x/project/types"
@@ -190,7 +188,7 @@ func (n Network) MainnetAccount(
 		ProjectId: projectID,
 		Address:   address,
 	})
-	if errors.Is(cosmoserror.Unwrap(err), sdkerrors.ErrNotFound) {
+	if isNotFoundErr(err) {
 		return networktypes.MainnetAccount{}, ErrObjectNotFound
 	} else if err != nil {
 		return acc, err
@@ -222,7 +220,7 @@ func (n Network) GenesisAccount(ctx context.Context, launchID uint64, address st
 		LaunchId: launchID,
 		Address:  address,
 	})
-	if errors.Is(cosmoserror.Unwrap(err), sdkerrors.ErrNotFound) {
+	if isNotFoundErr(err) {
 		return networktypes.GenesisAccount{}, ErrObjectNotFound
 	} else if err != nil {
 		return networktypes.GenesisAccount{}, err
@@ -236,7 +234,7 @@ func (n Network) VestingAccount(ctx context.Context, launchID uint64, address st
 		LaunchId: launchID,
 		Address:  address,
 	})
-	if errors.Is(cosmoserror.Unwrap(err), sdkerrors.ErrNotFound) {
+	if isNotFoundErr(err) {
 		return networktypes.VestingAccount{}, ErrObjectNotFound
 	} else if err != nil {
 		return networktypes.VestingAccount{}, err
@@ -250,7 +248,7 @@ func (n Network) GenesisValidator(ctx context.Context, launchID uint64, address
 		LaunchId: launchID,
 		Address:  address,
 	})
-	if errors.Is(cosmoserror.Unwrap(err), sdkerrors.ErrNotFound) {
+	if isNotFoundErr(err) {
 		return networktypes.GenesisValidator{}, ErrObjectNotFound
 	} else if err != nil {
 		return networktypes.GenesisValidator{}, err
@@ -263,7 +261,7 @@ func (n Network) ChainReward(ctx context.Context, launchID uint64) (rewardtypes.
 	res, err := n.rewardQuery.GetRewardPool(ctx, &rewardtypes.QueryGetRewardPoolRequest{
 		LaunchId: launchID,
 	})
-	if errors.Is(cosmoserror.Unwrap(err), sdkerrors.ErrNotFound) {
+	if isNotFoundErr(err) {
 		return rewardtypes.RewardPool{}, ErrObjectNotFound
 	} else if err != nil {
 		return rewardtypes.RewardPool{}, err